The amount of money with Rocio has 645 euros more than Estefania.
Total amount of money with Estefania has = 2,593 euros
Total amount of money with Rocio has = 3,238 euros
When we compare the amount of money of both Estefania and Rocio
Rocio has more amount of money than Estefania .
3,238 Euros is greater than 2,593 Euros
To find out how much money Rocio has more than Estefania,
= Subtract Estefania's amount of money from Rocio's amount of money.
= 3,238 euros (Rocio's money) - 2,593 euros (Estefania's money)
= 645 euros
Therefore, Rocio has 645 euros more amount of money than Estefania.
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If m∠A = (4x − 2)° and m∠B = (6x − 20)°, what is the value of x?
A. 34
B. 20.2
C. 11.2
D.9
x has a value of 9. The correct response is (D).
Since the measures of angles A and B are equal, we can set them equal to each other and solve for x:
m∠A = m∠B
4x - 2 = 6x - 20
Subtracting 4x from both sides, we get:
-2 = 2x - 20
Adding 20 to both sides, we get:
18 = 2x
Dividing both sides by 2, we get:
x = 9
Therefore, the value of x is 9. Answer choice (D) is correct.
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Estimate the difference. 9 1/2 - 1 6/7
8 1/2
7 1/2
7
8
Answer:
1 6/7 is about 2, so 9 1/2 - 1 6/7 is about
7 1/2.
9PLEASE HELP ME THIS IS URGENT I WILL GIVE BRAINLIEST ALL FAKE ANSWERS WILL BE REPORTED
Answer: sin x= 20/24 x = 34
Step-by-step explanation:
Solve for length of segment a.
a
3 cm
4 cm
6 cm
a = [?] cm
If two segments intersect inside
or outside a circle: ab = cd
Enter
The length of segment a in the given chords is determined as 2.
What is the length of segment a?The measure of length a is calculated by applying the following formula.
Based on the angle of intersecting chord theorem, we will have the following equation.
a x 6 = 3 x 4
6a = 12
divide both sides of the equation by 6;
6a/6 = 12/6
a = 2
Thus, the value of a in the given chords is determined by applying chord theorem.
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The distance from josie's home to kathy's home is 900 yards. the distance from josie's home to sitha, home is 1 mile. how many more yards away is sitha's home from josie's home than kathy's?
Geometry Work
It's due today please help asap
The correct volume of the solid shape given above would be = 3726.1in³.
How to calculate the volume of the solid shape?To calculate the volume of the solid shape, the volume of the cylinder and a cone shoe be subtracted form the Vol of the inner cylinder within the solid shape.
The formula for volume of a cylinder = πr²h
where r = 8in, h = 18in,π= 3.14
vol of cylinder = 3.14× 64×18
= 3617.28in³
volume of cone =⅓πr²h
where hb= 5in
vol = 1/3×3.14×64×5
= 1004.8/3 = 334.9in³
Total volume of shape = 3617.28in³+334.9in³ = 3952.18in³
Vol of inner cylinder = πr²h
where r = 2in
vol = 3.14×4× 18 = 226.08in³
The volume of the shape = 3952.18- 226.08 = 3726.1
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the independent variable in either a before/after t or a within subjects f is always of what data scale?the independent variable in either a before/after t or a within subjects f is always of what data scale?
The independent variable in either a before/after t-test or a within-subjects ANOVA is always measured on a nominal or categorical scale.
This is because these statistical tests are used to compare means of two or more related groups, where the independent variable represents the different conditions or time points in which the dependent variable is measured.
For example, in a before/after t-test comparing the effectiveness of a medication, the independent variable would be the two time points (before and after), which are categorical in nature. Similarly, in a within-subjects ANOVA comparing three different treatment conditions, the independent variable would be the three treatment conditions, which are nominal in nature.
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pls help me quickly ill mark brilientest
The volume of the cylinder below is 5595.48 in².
What is volume?Volume is the space accuppied by a solid shape.
To calculate the volume of the cylinder, we use the formula below
Formula:
V = πr²h..................... Equation 1Where:
V = Volume of the cylinderr = Radius of the cylinderh = Height of the cylinderFrom the question,
Given:
r = 9 inh = 22 inπ = 3.14Substitute these values into equation 1
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Marcus is using a plant food to fertilize his garden his garden is a rectangle Marcus uses 1 cup of plant food for every square yard of his garden. There are 4 cups in 1 quart one quart of plant food weights 28 ounces what is the total weight in ounces of the plant food Marcus uses to fertilize his garden?
Marcus is using a plant food to fertilize his garden his garden is a rectangle Marcus uses 1 cup of plant food for every square yard of his garden.
To solve it, we need to first find the area of Marcus's garden in square yards, and then multiply it by 1 cup of plant food per square yard. Finally, we need to convert the total cups to ounces using the given conversion rate.
Let the length of Marcus's garden is l yards and the width is w yards. Then the area of his garden in square yards is
A = lw.
If Marcus uses 1 cup of plant food per square yard, then he will use A cups of plant food in total.
To convert cups to ounces, we can use the given conversion rate of 4 cups per 28 ounces.
1 cup = 28/4 ounces
Therefore, the total weight of plant food Marcus uses in ounces is
Total weight = A * (28/4) ounces
By substituting A = lw, we get
Total weight = lw * (28/4) ounces
Total weight = 7lw ounces
Hence, the total weight of plant food Marcus uses to fertilize his garden is 7 times the product of the length and width of his garden, measured in yards.
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solve the system equation. 8x-3y=3 3x - 2y = -5
The solution to the system equation after it is solved, would be x = 3 and y = 7.
How to solve the system equation ?To solve the given system of linear equations:
8x - 3y = 3
3x - 2y = -5
We can use the method of substitution or elimination. In this case, I will use the elimination method.
First equation x 2:
16x - 6y = 6
Second equation x 3:
9x - 6y = -15
Now, subtract the second equation from the first equation to eliminate the y variable:
(16x - 6y) - (9x - 6y) = 6 - (-15)
16x - 9x = 21
7x = 21
x = 21 / 7
x = 3
Next, substitute the value of x back into either of the original equations to find the value of y.
8x - 3y = 3
8(3) - 3y = 3
24 - 3y = 3
-3y = -21
y = -21 / -3
y = 7
So, the solution to the system of equations is x = 3 and y = 7.
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Three-fourths of a number less than 6 is 10 formula
The unknown number in the statement is 64/3.
Calculating the value of the numberThe problem can be translated into an algebraic equation as follows:
(3/4)x - 6 = 10
where x is the unknown number we are trying to find.
To solve for x, we need to isolate it on one side of the equation. We can start by adding 6 to both sides:
(3/4)x = 16
Next, we can multiply both sides by the reciprocal of 3/4, which is 4/3:
x = (4/3) * 16
x = 64/3
Therefore, the solution to the equation is x = 64/3, which means that the unknown number is 64/3.
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if we want to estimate the population mean time for previews at movie theaters with a margin of error of minute, what sample size should be used? assume confidence.
The recommended sample size for estimating the population mean time for previews at movie theaters with a margin of error of one minute and a confidence level of 95% would be n = 1.
To determine the sample size needed to estimate the population mean time for previews at movie theaters with a margin of error of one minute, we would need to know the confidence level desired. The confidence level is the level of certainty we want to have in our estimate.
Let's assume a confidence level of 95%, which is commonly used in many statistical analyses. This corresponds to a Z-score of 1.96, which is the critical value for a 95% confidence level in a standard normal distribution.
The formula for calculating the sample size needed for estimating a population mean with a given margin of error and confidence level is:
n = ( [tex]Z^2[/tex] * [tex]σ^2[/tex] ) / [tex]E^2[/tex]
where:
n = sample size
Z = Z-score for the appropriate level of confidence
σ = standard deviation of the population (if known)
E = margin of error
Since the population standard deviation (σ) is not given, we will assume it is unknown and use a conservative estimate of 0.5 as a typical standard deviation for movie theater preview times.
Plugging in the values into the formula:
n = ( [tex]1.96^2[/tex] * [tex]0.5^2[/tex] ) / [tex]1^2[/tex]
n = (3.8416 * 0.25) / 1
n = 0.9604 / 1
n ≈ 0.9604
As sample sizes must be whole numbers, we round up to the nearest whole number to ensure we have enough sample size to meet the desired margin of error and confidence level.
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To estimate the population mean time for previews at movie theaters with a margin of error of one minute and a certain confidence level, we need to use the formula for sample size calculation.
To estimate the population mean time for previews at movie theaters with a margin of error of 1 minute, you'll need to calculate the sample size. Assuming you want a certain confidence level, you'll use the following formula:
n = (Z^2 * σ^2) / E^2
Where:
- n is the sample size
- Z is the Z-score, which depends on the desired confidence level (e.g., 1.96 for 95% confidence)
- σ is the population standard deviation (you'll need to have an estimate of this value)
- E is the margin of error (1 minute in this case)
Once you have the estimated standard deviation, you can plug the values into the formula and calculate the sample size required to achieve the desired margin of error and confidence level.
Since we do not know the standard deviation of the population, we can use a conservative estimate of 5 minutes as the standard deviation. For a 95% confidence level, the z-score is 1.96. Substituting these values into the formula, we get:
n = (1.96^2 * 5^2) / (1^2) = 96.04
Rounding up, we can say that a sample size of at least 97 previews would be needed to estimate the population mean time for previews at movie theaters with a margin of error of one minute and a 95% confidence level.
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Ok people. In the pdf are 2 questions. I literally just need to know what numbers go in them boxes. I am offering 30 points. Please Help soon.
Since the center of this semicircle is at the origin, O (0, 0), the radius of the semicircle is 5 units.
Since the center of this semicircle is at the point A (3, 4) and point B (-4, 5), the radius of the semicircle is 5√2 units.
How to calculate the distance between the two points?In Mathematics and Geometry, the distance between two (2) points that are on a coordinate plane can be calculated by using the following mathematical equation (formula):
Distance = √[(x₂ - x₁)² + (y₂ - y₁)²]
Where:
x and y represents the data points (coordinates) on a cartesian coordinate.
By substituting the given points into the distance formula, we have the following;
Distance = √[(x₂ - x₁)² + (y₂ - y₁)²]
Distance = √[(3 - 0)² + (4 - 0)²]
Distance = √[(3)² + (4)²]
Distance = √(9 + 16)
Distance = √25
Distance = 5 units.
At point A (3, 4) and point B (-4, 5), the radius is given by;
Distance = √[(-4 - 3)² + (5 - 4)²]
Distance = √[(-7)² + (1)²]
Distance = √(49 + 1)
Distance = √50 = 5√2 units.
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Missing information:
The question is incomplete and the complete question is shown in the attached picture.
naya starts a job earning 85,000 a year each year her salary increases by 3% of her salary the previous year. she works at the job for 5 years. how much money did naya earn in the 5 years?
Naya earns a total of $98538.30 in the 5th year
How much money did naya earn in the 5 years?Naya starts with a salary of $85,000 per year, and her salary increases by 3% each year.
So, her salary in year 5 will be:
Salary = Initial salary * (1 + rate)^5
So, we have
Salary = 85000* (1 + 3%)^5
Evaluate
Salary = 98538.30
Hence, the 5th year earnings is 98538.30
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Writing What is the volume of the sphere? Use 3.14 for . Use pencil and paper. Describe how the volume of the sphere changes if the radius is increased by 1. radius is 19 in
Comparing the two volumes, we can see that the volume of the sphere decreased when the radius was increased by 1 inch. This is because the volume of a sphere increases with the cube of its radius, so small changes in the radius can result in significant changes in the volume.
What is volume?
A volume is simply defined as the amount of space occupied by any three-dimensional solid. These solids can be a cube, a cuboid, a cone, a cylinder, or a sphere. Different shapes have different volumes.
To find the volume of a sphere, we use the formula:
V = (4/3)πr³
where "r" is the radius of the sphere and "π" is approximately 3.14.
If the radius of the sphere is 19 inches, we can substitute this value into the formula to find its volume:
V = (4/3)π(19)³
V = (4/3)π(6859)
V = 36,236.71 cubic inches (rounded to two decimal places)
Therefore, the volume of the sphere with a radius of 19 inches is approximately 36,236.71 cubic inches.
If the radius is increased by 1 inch to 20 inches, we can find the new volume of the sphere using the same formula:
V = (4/3)π(20)³
V = (4/3)π(8000)
V = 33,510.32 cubic inches (rounded to two decimal places)
Hence, Comparing the two volumes, we can see that the volume of the sphere decreased when the radius was increased by 1 inch. This is because the volume of a sphere increases with the cube of its radius, so small changes in the radius can result in significant changes in the volume.
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The profit of a business is described by the function P(x)=-3x^2+12x+75, where x is the number of items made, in thousands, and P(x) is the profit in dollars. How many items will maximize the profit?
The maximum profit will be $87,000.
How to find the vertex of the parabola?To find the quantity of things that will augment the benefit, we want to find the vertex of the parabola addressed by the given capability.
The vertex of a parabola in the form of[tex]y = ax^2 + bx + c[/tex] is located at the point [tex](-b/2a, c - b^2/4a)[/tex].
So for the function [tex]P(x) = -3x^2 + 12x + 75,[/tex] the coefficient of [tex]x^2[/tex] is -3, the coefficient of x is 12, and the constant term is 75.
Therefore, the number of items that will maximize the profit is:
x = -b/2a = -12 / 2(-3) = 2
The second derivative test is something we can use to make sure that this is a maximum. The vertex is a maximum when the second derivative of P(x) is -6, which is negative.
Since x is in thousands, the maximum profit occurs when 2,000 items are produced, and the maximum profit is:
[tex]P(2) = -3(2)^2 + 12(2) + 75 = 87[/tex]
Hence, the business will boost its benefit by making 2,000 things, and the most extreme benefit will be $87,000.
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Consider triangle DEF.
The measure of angle F is 90°,
DE=85 cm,
EF=84 cm, and DF=13 cm.
Which of the following expressions are true about this triangle?
Select all that apply.
I hope this helps you .
5. Carrie Burnside is single, earns $350. 15 weekly, and claims 1 allowance.
6. Ray Barbee, a radio announcer, is single, earns $300. 74 weekly, and
claims 2 allowances.
7. Stephen Jensen, a pharmacist, is married, earns $369. 23 weekly, and
claims 2 allowances.
8. Lisa Steamer is married, earns $290. 34 weekly as a receptionist, and
claims no allowances.
9. Catherine Hall, a restaurant hostess, earns $208. 35 a week. She is single
and claims 2 allowances.
10. Veterinarian Ike Stone earns $925. 32 a week. He is single and claims
1 allowance.
11. Doug Smalley, a meteorologist, is married and earns $1,304. 30 a week.
He claims 2 allowances.
12. Kristen Martinez, a dentist, is married, earns $1,352. 75 a week, and
claims 1 allowance.
Carrie will have $15,481.24 after taxes for a year assuming she works 52 weeks.
First, let's calculate the total taxes she pays each week:
Federal income tax rate = 10% of $350.15 = $35.02
State income tax rate = 5% of $350.15 = $17.51
Total taxes per week = $35.02 + $17.51 = $52.53
Now, we can calculate the total amount of taxes she pays for a year:
Total taxes for a year = $52.53 x 52 weeks = $2,731.56
Amount Carrie will have after taxes for a year:
Annual income before taxes = $350.15 x 52 weeks = $18,212.80
Net income after taxes = Annual income before taxes - Total taxes for a year
Net income after taxes = $18,212.80 - $2,731.56 = $15,481.24
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--The complete Question is, Carrie Burnside is single, earns $350.15 weekly, and claims 1 allowance. If the federal income tax rate is 10% plus an additional 5% state income tax rate, how much will Carrie have after taxes for a year assuming she works 52 weeks? --
Taner wants to run a total of 6 kilometers between last week and this week. How far does Taner need to run this week to reach his goal?
Thus, Taner needs to run only 3 km this week to reach his run target of 6 km.
Explain about the fractional number:We can begin by defining fractional numbers as numbers that represent one or maybe more pieces of a unit that has been divided into equal parts if we need a definition.
Two whole numbers (any fraction terms) separated by a horizontal line are used to calculate the fractional numbers (the fraction line). Every whole number may be used as the numerator above the line, whereas the denominator below the line must be distinct from zero.Given that-
Total run target for Taner is 6 km (including last week and this week)So,
2 week target for Taner = 6 km
Now,
1 week target for Taner = 6/2 = 3 km
As, 3 km of run is already finished by the Taner last week. Thus, Taner needs to run only 3 km this week to reach his goal.
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SOMEONE ANSWER MY MATH QUESTIONS ON MY PROFILE (IF CORRECT YOU GET BRAILST)
Jessica needs an additional material of 511.875 cm^3 to make the second prism.
How to calculate the amount neededJessica has 400 cm^3 of material. She uses 35cm^3 to make a right triangular prism. She wants to make a second prism that is a dilation of the first prism with a scale factor of 2.5.
The volume of the first prism is 35 cm^3. Since the second prism is a dilation of the first prism with a scale factor of 2.5, its volume will be (2.5)^3 = 15.625 times greater than that of the first prism. Therefore, the volume of the second prism will be 35 x 15.625 = 546.875 cm^3.
To make the second prism, Jessica needs an additional material of 546.875 - 35 = 511.875 cm^3.
So Jessica needs an additional material of 511.875 cm^3 to make the second prism.
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Jessica has 400 cm^3 of material. She uses 35cm^3 to make a right triangular prism. She wants to make a second prism that is a dilation of the first prism with a scale factor of 2.5
How much more material does Jessica need in order to make the second prism?
Miguel has $783 in
each pay period, which is deducted from his
paycheck to pay for taxes, insurance, and a retirement plan.
OA. net pay
OB. gross earnings
C. withholdings
OD. paystubs
On solving the provided query we have His net pay would be the amount he receives after this $783 has been subtracted from his gross income. This $783 reflects his withholdings.
What is equation?A mathematical equation is a formula that connects two claims and uses the equals symbol (=) to denote equivalence. An equation in algebra is a mathematical statement that establishes the equivalence of two mathematical expressions. For instance, in the equation 3x + 5 = 14, the equal sign places a space between the variables 3x + 5 and 14. The relationship between the two sentences that are written on each side of a letter may be understood using a mathematical formula. The symbol and the single variable are frequently the same. as in, 2x - 4 equals 2, for instance.
The amount that an employer withholds from an employee's paycheck to pay for taxes, insurance premiums, and other deductions like retirement contributions or wage garnishments is known as a withholding. Before the employee receives their net pay—the amount they actually take home after all deductions are done—these deductions are made.
For Miguel, taxes, insurance, and retirement plan payments total $783, and these are taken from each pay period. His net pay would be the amount he receives after this $783 has been subtracted from his gross income. This $783 reflects his withholdings.
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Answer: C. Withholdings
Step-by-step explanation:
just did it and got it right
Eric puts several CDS in a case . four CDS are country, six are rap and ten are pop. if Eric picks one CD from the case without looking, what is the probability that he will pick a pop CD.
A 3/10
B 1/4
C 1/3
D 1/2
Answer:
There are a total of 4 + 6 + 10 = 20 CDs in the case. Eric has a 10/20 = 1/2 chance of picking a pop CD since there are 10 pop CDs in the case.
Therefore, the answer is D) 1/2.
Answer:
Step-by-step explanation:
Eric has a total of 4 + 6 + 10 = 20 CDs in the case.
The probability of picking a pop CD is the number of pop CDs divided by the total number of CDs:
P(pick a pop CD) = 10/20 = 1/2 = 0.5
Therefore, the probability of Eric picking a pop CD is 0.5 or 50%.
how many 15 letter arrangements of 5 a's, 5 b's and 5 c's have no a's in the first 5 letters, no b's in the next 5 letters and no c's in the last 5 letters?
The possible number of letter arrangements of 15 letter with 5 a's, 5 b's and 5 c's have no a's in the first 5 letters, no b's in the next 5 letters and no c's in the last 5 letters are equal to 2252.
Total number of letters for arrangement are 15 in count. Arrangment of 5 A's, 5 B's and 5 C's have no A's in the first 5 letters, no B's in the next 5 letters and no C's in the last 5 letters. In other words, we say that the first five letters must be B's or C's, the next five letters must be C's or A's, and the last five letters must be A's or B's. If there are k number of B's in the first five letters, then there must be (5-k) C's in the first five letters, like that there must be k C's and (5 - k ) A's in the next five letters, and k A's and (5-k) B's in the last five letters. That is number of each letter in each group of five letters is determined completely by knowing the number of B's in the first 5 letters. The number of ways to arrange, 15 letters with this restriction is [tex]$\binom{5}{k}^3$[/tex](since there are [tex]$\binom{5}{k}$[/tex]
ways to arrange k B's and 5-k C's that is arrangements ( 1B + 4C , 2B+ 3C , 3B+2C, 4B+ 1C ),similarly for next five arrangements (1A + 4C , 2A+ 3C , 3A+2C, 4A+ 1C ), ( 1B + 4C , 2B+ 3A , 3B+2A, 4B+ 1A ) and ( 5B, 5C, 5A), ( 5C,5B,A). Thus, the final answer for arrangement is [tex]$\sum_{k=0}^{5}\binom{5}{k}^{3}$[/tex]
Solve the above bionomial expression,
[tex]= \binom{5}{0}^{3} + \binom{5}{1}^{3} + \binom{5}{2}^{3} + \binom{5}{4}^{3} + \binom{5}{5}^{3} \\ [/tex]
[tex]= (\frac{ 5!}{5! 0!})^{3} + (\frac{ 5!}{4! 1!})³ + (\frac{5!}{3! 2!})³ + (\frac{5!}{2! 3!})³ + (\frac{5!}{1! 4!})³ + (\frac{5!}{0! 5!})³ \\ [/tex]
= 1 + 5³ + 10³ + 10³ + 5³ + 1
= 2252
Hence, required value is 2252.
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All relationships have equal weight; none is stronger than any other. true or false?
False. While all relationships should be valued and respected, it's unrealistic to say that they all have equal weight. Some relationships may be closer and more intimate than others, or may require more time and energy to maintain.
Additionally, some relationships may have greater consequences or impact on our lives than others. It's important to prioritize and nurture our relationships based on their individual significance and value to us.
In the context of relationships, the term "weight" refers to the importance or influence of a particular relationship. Not all relationships have equal weight because the significance of each relationship varies based on factors such as trust, communication, shared experiences, and emotional connections.
Some relationships are naturally stronger and more influential than others due to these factors, making them more valuable and impactful in a person's life. In contrast, weaker relationships may not have the same level of trust, connection, or influence, making them less important overall. It is essential to recognize and nurture the stronger relationships in one's life to maintain a healthy support system and overall well-being.
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it is known that roughly 2/3 of all human beings have a dominant right foot or eye. is there also right-sided dominance in kissing behavior? an article reported that in a random sample of 127 kissing couples, both people in 79 of the couples tended to lean more to the right than to the left.
It is possible that there is right-sided dominance in kissing behavior, based on the reported study. The fact that in a random sample of 127 kissing couples, both people in 79 of the couples tended to lean more to the right than to the left suggests a pattern of right-sided dominance.
However, it is important to note that this study alone is not conclusive evidence of right-sided dominance in kissing behavior.
Further research would be needed to confirm whether there is a consistent pattern of right-sided dominance in kissing behavior across different populations and cultures. It is also possible that other factors, such as social or psychological factors, could influence the direction in which people lean during a kiss. Therefore, it is important to approach this topic with caution and not draw any firm conclusions based on a single study.
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A printing press used 2 1/3 reams of paper to print 3 books. How many reams of paper did the printing press use for each book?
Write your answer as a fraction or as a whole or mixed number.
PLEASE HELP
Answer: 7/9
Step-by-step explanation:
To find how many reams of paper the printing press used for each book, we need to divide the total number of reams used by the number of books printed.
Let's convert 2 1/3 reams of paper to an improper fraction:
2 1/3 = (2 × 3 + 1) / 3 = 7/3
So the printing press used 7/3 reams of paper to print 3 books. To find how many reams of paper were used per book, we can divide the total amount of paper used by the number of books:
(7/3) ÷ 3 = 7/9
Therefore, the printing press used 7/9 of a ream of paper for each book.
Two numbers have a difference of -72 and a product of -720? What is their sum?
The answer to the question "difference of -72 and a product of -720?" is -9.
What is the sum of two numbers with a difference of -72 and a product of -720?To find the sum of the two numbers, we can set up the following equations based on the given information:
Let the two numbers be x and y, where x > y.
x - y = -72 (since the difference between the numbers is -72)
xy = -720 (since the product of the numbers is -720)
We can solve these equations simultaneously using algebraic methods. One way to do this is to isolate one of the variables in one of the equations and substitute it into the other equation. For example, we can isolate y in the first equation by rearranging it to y = x + 72, and then substitute this into the second equation:
x(x + 72) = -720
Expanding the left-hand side, we get:
x^2 + 72x = -720
Rearranging the equation, we get:
x^2 + 72x + 720 = 0
Now we can solve for x using the quadratic formula:
x = (-b ± √(b^2 - 4ac)) / (2a)
where a = 1, b = 72, and c = 720. Plugging in these values, we get:
x = (-72 ± √(72^2 - 4(1)(720))) / (2(1))
Simplifying further, we get:
x = (-72 ± √(5184 - 2880)) / 2
x = (-72 ± √2304) / 2
x = (-72 ± 48) / 2
Now we have two possible values for x:
x1 = (-72 + 48) / 2 = -12
x2 = (-72 - 48) / 2 = -60
Since x > y, we take x = -12 and y = -72 - (-12) = -60 + 12 = -48.
Thus, the sum of the two numbers is -9, which is obtained by adding x and y:
-12 + (-48) = -9.
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Please solve this using a tree diagram
Bag X contains 9 blue balls and 18 red balls.
Bag Y contains 7 blue balls and 14 red balls.
Liz picks a ball at random from bag X.
She puts the ball into bag Y.
Mike now picks a ball at random from bag Y.
Show that
Probability (Liz picks a blue ball) = Probability (Mike picks a blue ball)
The probability of picking blue ball by Liz and Mike are equal =1/3
What about probability?Probability is a branch of mathematics that deals with the study of random events or experiments. It is concerned with quantifying the likelihood or chance of a particular event occurring, given certain assumptions or conditions.
The probability of an event is typically represented as a number between 0 and 1, with 0 indicating that the event is impossible, and 1 indicating that the event is certain. For example, if you flip a fair coin, the probability of getting heads is 0.5, and the probability of getting tails is also 0.5.
There are different methods for calculating probabilities, depending on the nature of the event or experiment being considered. Some of the most commonly used methods include the classical probability method, the empirical probability method, and the subjective probability method.
Probability has many applications in various fields, including statistics, finance, engineering, and science. It is used to model and analyze complex systems and to make predictions and decisions based on uncertain information.
According to the given information:Given : X contains 9 blue balls and 18 red balls.
Y contains 7 blue balls and 14 red balls.
Probability of picking blue ball is 9/9+18
=9/27=1/3
Now Mike pick ball from bag Y one ball not affect these pick ball
so, 7/7+14=7/21=1/3
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GEOMETRY HELP SHOW STEPS PLEASE. HOW TO FIND AREA OF A REGULAR PENTAGON WITH SIDES OF 2
The area of the regular pentagon is 6.88 unit².
How to find the area of a regular pentagon?The area of a regular pentagon can be found if one side is known. The formula used for finding the area of a regular pentagon is:
A = 1/4 * [√5(5+ 2√5)] * s²
where s is the length of one side of the regular pentagon.
In this case, s = 2:
A = 1/4 * [√5(5+ 2√5)] * s²
A = 1/4 * [√5(5+ 2√5)] * 2²
A = 1/4 * [√5(5+ 2√5)] * 4
A = 6.88 unit²
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every day ben goes for a 5/6 mile walk and his little sister walk 3/6 mile walk after 11 days how much farther has ben walk than his sister ? between what two whole numbers does your answer lie
The response falls between 3 and 4, as a result of: 11/3 = 3.67 as Ben therefore travelled 3 to 4 miles further than his sister.
what is distance ?In geometry, the separation separating two points is determined by the length of the segment of a straight straight line linking them. In two- or two half space, this is referred to as the Euclidean distance. Distance is a crucial idea that is applied in numerous contexts in real life. For instance, distance is employed in transportation to gauge route length and determine trip times. Distance is a unit of measurement used in sports to indicate how far apart two things are or how long a race is. The measurement of distance to celestial objects is a common practise in many scientific disciplines, including astronomy.
given
Ben covers the following distance after walking 5/6 miles per day for 11 days:
11 days at 5/6 miles each day equal 55/6 miles.
Over the course of 11 days, his sister covered a total distance of:
11 days at 3/6 miles per day equal 33/6 miles.
We must take the distance between them out to determine how much farther Ben went than his sister:
22 miles from 55/6 miles to 33/6 miles.
By multiplying the numerator and denominator by 2, we may reduce the following fraction:
22/6 = 11/3
Ben therefore travelled 11.33 miles further than his sister.
The response falls between 3 and 4, as a result of: 11/3 = 3.67 as Ben therefore travelled 3 to 4 miles further than his sister.
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