As a result, the island's population will be about 1397.33 persons in 6 years.
What is exponent?An exponent, also called a power or index, is a mathematical operation that indicates the number of times a base number is multiplied by itself. Exponents are written as a superscript number to the right of the base number. Exponents can be positive or negative, and they can be whole numbers or fractions. A positive exponent tells us to multiply the base number by itself, while a negative exponent tells us to divide the base number into 1. Exponents can be used to simplify and solve many mathematical problems, and they are an important part of many areas of mathematics, including algebra, calculus, and geometry.
Here,
If the population of the island doubles every 34 years, we can use the exponential growth formula to determine the population after a certain period of time:
P = P0 * 2ⁿ÷³⁴
where P is the population after time t, P0 is the initial population, and t is the time elapsed in years.
We know that the current population is 1233, so P0 = 1233. We want to find the population 6 years from now, so t = 6. Plugging these values into the formula, we get:
P = 1233 * 2⁶÷³⁴
P ≈ 1397.33
Therefore, the population of the island will be approximately 1397.33 people 6 years from now.
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Myra bought a computer for $1,199 at 10% off. How much of a discount did she get ?
Answer: $119.90
Step-by-step explanation:
What is the conversion of 63 f to c?
The conversion of 63 f to c is equivalent to approximately 17.22°C .
For 63 (degrees) Fahrenheit we write 63 °F, and (degrees) Celsius or centigrades are denoted with the symbol °C.
As a side note: the unit of temperature Fahrenheit is named after the German physicist Daniel Gabriel Fahrenheit.
So if you have been looking for 63 °F to °C, then you are right here, too.
To convert a temperature from Fahrenheit (°F) to Celsius (°C), you can use the formula:
°C = (°F - 32) * 5/9
So, to convert 63°F to °C, you can substitute 63 for °F in the formula:
°C = (63 - 32) * 5/9
= 31 * 5/9
= 155/9
≈ 17.22°C
Therefore, 63°F is equivalent to approximately 17.22°C (rounded to two decimal places).
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What is the area of the parallelogram?
396 ft2
four hundred ten and five-eights ft2
792 ft2
eight hundred twenty-one and one-fourth ft2
another name for the regression line is the _______ line.
Another name for the regression line is the least squares line.
A regression line is an estimate of the line that describes the true, but unknown, linear relationship between the two variables. The equation of the regression line is used to predict (or estimate) the value of the response variable from a given value of the explanatory variable.
Another name given to regression line is the least squares line because it is chosen so that the sum of the squares of the differences between the observed y-value and the value predicted by the line is as small as possible.
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2) Lou plans to go to a beauty salon. She sees this special offer. treatments (£31. facial) (£29 leg wax) (£35 massage) (£27. manicure) (£13 eyelash tint) book any 3 treatments get 25% off the total cost Lou wants to book a massage and 2 other different treatments. She has £60 to spend on the treatments. Work out the total cost of the 3 treatments using the special offer for Lou. Remember to write down the 3 treatments.
The total cost for each combination with the special offer would be:
Massage, leg wax, and manicure: £68.25
Massage, facial, and eyelash tint: £59.25
Massage, leg wax, and eyelash tint: £57.75
How to find the total cost?We can try out the different possibilities and calculate the total cost of each.
Let's start by listing the prices of the treatments she's interested in:
Massage: £35
Facial: £31
Leg wax: £29
Manicure: £27
Eyelash tint: £13
Now, we can try out the different combinations of 3 treatments and calculate their total cost:
Massage, facial, and leg wax:
Total cost = £35 + £31 + £29 = £95
With 25% off, the cost would be £71.25, which is over Lou's budget of £60, so this combination is not possible.
Massage, facial, and manicure:
Total cost = £35 + £31 + £27 = £93
With 25% off, the cost would be £69.75, which is still over Lou's budget of £60, so this combination is also not possible.
Massage, leg wax, and manicure:
Total cost = £35 + £29 + £27 = £91
With 25% off, the cost would be £68.25, which is within Lou's budget of £60. Therefore, this combination is possible.
Massage, facial, and eyelash tint:
Total cost = £35 + £31 + £13 = £79
With 25% off, the cost would be £59.25, which is within Lou's budget of £60. Therefore, this combination is also possible.
Massage, leg wax, and eyelash tint:
Total cost = £35 + £29 + £13 = £77
With 25% off, the cost would be £57.75, which is within Lou's budget of £60. Therefore, this combination is also possible.
From the above calculations, we can see that Lou can choose from three possible combinations of treatments that fit within her budget and qualify for the special offer:
Massage, leg wax, and manicure
Massage, facial, and eyelash tint
Massage, leg wax, and eyelash tint
The total cost for each combination with the special offer would be:
Massage, leg wax, and manicure: £68.25
Massage, facial, and eyelash tint: £59.25
Massage, leg wax, and eyelash tint: £57.75
Therefore, Lou can choose any of the above combinations and pay the corresponding total cost to enjoy the special offer.
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25 points. Please show working out!
Answer:
42 m
Step-by-step explanation:
Equilateral triangle means that all sides are the same thus if the perimeter is 12 m
12m/3 = 4m for each side
The length of the boom will then how many triangles make the length which looks to be about 10.5
So 10.5 x 4 = 42 m
Please Help ASAP 10 POINTS
The amount of wrapping paper use to wrap the rectangular gift box is 292 ft².
What is the surface area of the rectangular prism?The surface area of a rectangular prism is expressed as;
S.A = 2( wl + hl + hw )
Given the data in the diagram;
Length l = 8ftWidth w = 6 ftHeight h = 7 ftPlug the values into the above formula and find the surface area.
S.A = 2( wl + hl + hw )
S.A = 2( (6×8) + (7×8) + (7×6) )
S.A = 2( 48 + 56 + 42 )
S.A = 2( 146 )
S.A = 292 ft²
Therefore, the surface area of the right rectangular prism is 292 ft².
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There is a 20% chance of snow on Tuesday and a 30% chance of snow on Wednesday. What is the probability that it willnotsnow on either day? Express your answer as a percent.
Answer:
56%
Step-by-step explanation:
The probability of snow on Tuesday is 20%, which means the probability of no snow on Tuesday is 100% - 20% = 80%.
Similarly, the probability of snow on Wednesday is 30%, which means the probability of no snow on Wednesday is 100% - 30% = 70%.
The probability that it will not snow on either day is the product of the probabilities of no snow on Tuesday and no snow on Wednesday:
(80%)(70%) = 56%
So the probability that it will not snow on either day is 56%.
Find the length of side in simplest radical form with a rational denominator.
Answer:
x=2sqrt2
Step-by-step explanation:
The legs are equal, thus the sides are x, x, and hypotenuse is 4. This means that x^2+x^2=4^2. Thus, 2x^2=16 => x^2=8 => x= sqrt8 => x=2sqrt2
Linda's Dog Walking Service
Cost ($)
5 8 8 8 8
50
30
20
0
20 40 60 80 100 120
# of minutes
According to the graph the value of the Dog Walking Service would be $0.75 per minute.
How to know the value per minute of Linda's service?To know the value per minute of the Dog Walking Service offered by Linda we must carry out the following mathematical procedure:
Rule of three.If every 20 minutes is worth $15, how much is each minute worth?
To do this we must follow the following rule of three:
20 minutes = $151 minute = ?1 * 15 / 20 = $0.75Additionally, we must take into account that according to the graph, the value per minute decreases if we contract more hours of service. For example, with 40 minutes of service it would be worth 0.5 each minute.
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Activity 9
Directions: The scrambled words in the sentences that follow have to do with money
management. Unscramble the words and write the letters in the correct order.
1. Babysitting and yard work are two potential sources of MICOEN for teens.
2. A BETDI RCDA can be used to purchase groceries without using cash.
3. If you want to set-up a GUDETB, you need to know how much money you spend.
4. Your budget should include a VGISSAN plan.
5. Begin your budget by setting aside enough money to cover your PNEESSXE.
6. A(n) AAYWYAL plan allows you to put a small amount of money down and make regular
payments until you have paid for an item.
7. When you buy now and pay later, you use a method of payment called DERITC.
Babysitting and yard work are two potential sources of INCOME for teens.
A DEBIT CARD can be used to purchase groceries without using cash.
If you want to set-up a BUDGET, you need to know how much money you spend.
Your budget should include a SAVINGS plan.
Begin your budget by setting aside enough money to cover your EXPENSES.
A(n) LAYAWAY plan allows you to put a small amount of money down and make regular
payments until you have paid for an item.
When you buy now and pay later, you use a method of payment called CREDIT.
solve for y. y+2=2x state how many solutions there will be also
5r²+3
4r²-6r+1
7r-8
What is the perimeter of the triangle of the triangle shown
Answer: First Choice. 9r² + r -4
Step-by-step explanation:
Given information
Side 1 = 5r²+3
Side 2 = 4r²-6r+1
Side 3 = 7r-8
Formula for the perimeter of the triangle
Perimeter = Side 1 + Side 2 + Side 3
Substitute values into the formula
Perimeter = (5r² + 3) + (4r² - 6r + 1) + (7r - 8)
Simplify the expression
Perimeter = 5r² + 4r² + 7r - 6r + 3 + 1 - 8
Perimeter = 9r² + r + 4 - 8
Perimeter = [tex]\Large\boxed{9r^2+r-4}[/tex]
Hope this helps!! :)
Please let me know if you have any questions
if 3x-4=-25, then x=?
Answer: x = -7
Step-by-step explanation:
3x-4=-25
add 4 on each side
3x=-21
both are divisible by 3
x=-7
A company orders 22 boxed lunches from a deli for $226.60. If each boxed
lunch costs the same amount, how much do 13 boxed lunches cost?
Answer:
$2945.8
Step-by-step explanation:
226.60 multiplied by 13 is 2945.8.
To check the answer you divide 2945.8
and 13 to get 226.60 or 226.6
5 functions each of 10 consumer project agencies
Generally, the main five functions of consumer protection agencies includes:
Educate consumers: One of the primary functions of consumer protection agencies is to educate consumers about their rights and responsibilitiesInvestigate complaints: Consumer protection agencies receive and investigate complaints from consumersEnforce consumer protection laws: Consumer protection agencies work to enforce laws and regulations that protect consumers from unfair and deceptive business practices. Set and enforce standards: Consumer protection agencies may set and enforce industry standards for products and services to ensure that they are safe and effective.Work with businesses: Consumer protection agencies may work with businesses to promote best practices and encourage ethical behavior.What are the 10 consumer protection agencies?Consumer protection agencies are organizations that work to protect consumers from unfair and deceptive business practices. These agencies perform a variety of functions to promote fair and ethical business practices and ensure that consumers are able to make informed decisions when purchasing goods and services.
The list of the consumer protection agencies we have in U.S. are:
Consumer Financial Protection BureauConsumer Product Safety CommissionFederal Trade CommissionFood and Drug AdministrationNational Highway Traffic Safety AdministrationRead more about consumer protection
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Does the graph represent a function?
PLS HELP!
Answer: yes
Step-by-step explanation:
None of the points intercept eachother if we make a vertical line and there are no y-values with more than one x-value.
Draw a line of best fit. Is the relationship proportional? Support your answer with evidence
from your graph.
The line of the best fit of the scatter plot is added as an attachment
How to determine the line of best fitThe missing graph is added as an attachment
From the question, we have the following parameters that can be used in our computation:
The graph
A good line of best fit would have equal number of points on either sides
To plot the graph, we draw a line that divides the points on the graph evenly
This line when drawn on the scattered points divided the points approximately evenly
The line is not a proportional relationship because it does not go through the origin
Hence, the line of the best fit is attached
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how to find the derivative
We utilize the differentiation method to obtain the derivative of a function. This entails calculating the limit of the ratio of the change in output (y value) to the change in input (x value). The formula then yields the function's derivative. f'(x) = [tex]\lim_{h \to 0} \frac{f(x+h) - f(x)}{h}[/tex].
Determining the derivative of a function is a simple process. Initially, you must establish the sort of function you are dealing with.
Once the kind of function has been decided, the variables of the function must be identified.
The power rule is then used to determine the derivative of each of the terms.
Lastly, you must combine all of the terms to obtain the overall derivative.
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How many combinations of 4 can we make?
The different possibilities of combinations of 4 are combinations of 4 distinct items, combinations of 4 items with replacement, combinations of 4 items without replacement and combinations of 4 items without replacement
It depends on what exactly you mean by "combinations of 4." Here are a few possibilities and the corresponding answers:
Combinations of 4 distinct items: If you have 4 distinct items and you want to know how many different ways there are to choose a group of 4 from among them, the answer is 4 choose 4, which is equal to 1.
Combinations of 4 items with replacement: If you have a set of items and you want to know how many different groups of 4 you can make if you're allowed to repeat items, the answer is the number of items raised to the 4th power
Combinations of 4 items without replacement: If you have a set of items and you want to know how many different groups of 4 you can make if you're not allowed to repeat items
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Which equations represent circles that have a diameter of 12 units and a center that lies on the y-axis? Select two options. x2 + (y – 3)2 = 36 x2 + (y – 5)2 = 6 (x – 4)² + y² = 36 (x + 6)² + y² = 144 x2 + (y + 8)2 = 36
Answer:
I don't know what is it's answer
Answer:
x² + (y – 3)² = 36
x² + (y + 8)² = 36
Step-by-step explanation:
(x - h)² + (y - k)² = r²
Center on the y-axis means h = 0.
Diameter of 12 units means r = 6.
x² + (y – 3)² = 36 Yes
x² + (y – 5)² = 6 No
(x – 4)² + y² = 36 No
(x + 6)² + y² = 144 No
x² + (y + 8)² = 36 Yes
what is calculator of simplifying fractions
A calculator for simplifying fractions is a tool that can be used to reduce a fraction to its simplest form or lowest terms.
The process of simplifying a fraction involves finding the greatest common factor of the numerator and the denominator and then dividing both by that factor. This results in a fraction that has been simplified as much as possible. A calculator of simplifying fractions can perform this calculation automatically, making it a quick and easy way to simplify fractions.
This tool can be especially helpful for those who struggle with math, or for those who need to perform a large number of calculations quickly and accurately. Many online calculators are available for free and can simplify fractions in seconds.
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A sofa regularly sells for $550. The sale price is $456.50. Find the percent decrease of the sale price from the regular price.
Answer:
The percent decrease of the sale price of the sofa from the regular price is 17%.
Step-by-step explanation:
Sure! Here are the steps to find the percent decrease:
Find the difference between the regular price and the sale price: $550 - $456.50 = $93.50Divide the difference by the regular price: $93.50 ÷ $550 = 0.17Multiply by 100 to convert to a percentage: 0.17 × 100 = 17%The percent decrease of the sale price from the regular price is 17%.
Answer:
17% is the percen
The histogram below summaries a ‘happiness’ score for a group of people. Estimate the fraction of the group who had a score of 35 or more.
The fraction of the group who had a score of 35 or more is 20%.
What is histogram?A histogram is a graphical representation of the distribution of numerical data. It consists of a series of bars (or rectangles) that are aligned along an axis, typically the x-axis, with the area of each bar proportional to the frequency or count of data points that fall within a specific interval or bin on that axis. Histograms are commonly used in statistics and data analysis to show the frequency distribution of a dataset. They allow you to visualize the shape of the distribution, including the central tendency (mean, median, mode) and the spread (variance, standard deviation). Histograms can also be used to identify outliers, gaps, and patterns in the data. They are often used in quality control to identify defects, in finance to analyze stock prices, in biology to analyze population distribution, and in many other fields where numerical data needs to be analyzed and understood visually.
Here,
First, you need to determine the range of scores represented in the histogram. This should be indicated by the x-axis of the histogram. Next, you need to identify the bin or bins in the histogram that correspond to scores of 35 or more. A bin is a group or interval of scores. The height of each bin represents the frequency or count of scores in that interval. Once you have identified the bin(s) that correspond to scores of 35 or more, you need to sum the heights of those bins to get the total count or frequency of scores that are 35 or higher. Finally, you can divide the total count or frequency of scores that are 35 or higher by the total count or frequency of scores in the entire histogram to get the estimated fraction of the group who had a score of 35 or more.
For example, if the histogram represents the happiness scores of 100 people and the bin or bins that correspond to scores of 35 or more have a total count of 20, then the estimated fraction of the group who had a score of 35 or more is 20/100 = 0.2 or 20%.
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Evaluate and simplify the expression when x=1 and y=2
3(x+2y)-2x+10
Please show your work
step by step so I will know how to solve this for my next problem.
Answer:
Therefore, when we put x=1 and y=2, the equation 3(x+2y)-2x+10 simplifies to 23.
Step-by-step explanation:
To evaluate and simplify the expression first we have to put x=1 and y=2 in the equation as given in the question,
3(x+2y)-2x+10 = 3(1+2(2))-2(1)+10
=3(1+2(2))-2+10
= 3(1+4)+8
= 3(5)+8
= 15+8
= 23
Therefore, when we put x=1 and y=2, the equation 3(x+2y)-2x+10 simplifies to 23.
How do I find the equivalent answer to the solution?
Answer: D.6
hope this helped
What is the conversion of 45 inches to cm ?
Answer:
114.3
Step-by-step explanation:
multiple the length value by 2.54
the probability that a discrete random variable equals any of its values is
A discrete distribution is used to calculate the probability that a random variable will be exactly equal to some value which is 0 ≤ P(X = x) ≤ 1 and ∑P(X = x) =1.
We can say that a discrete distribution is a probability distribution that depicts the occurrence of discrete or individually countable outcomes.
We know that the discrete probability distribution is counting of the occurrences that have countable or finite outcomes. We also know that discrete distributions contrast with continuous distributions, where outcomes can fall anywhere on a continuum, common examples of discrete distribution include the binomial, Poisson, and Bernoulli distributions.
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what is 45 minutes in decimal?
Based on the concept of measurement, the decimal equivalent is 0.75.
To start, it is important to understand that time is a form of measurement that can be expressed in a variety of ways, including hours, minutes, seconds, and even fractions of seconds. Decimals are also a common way to express time, especially in situations where precision and accuracy are important.
To convert 45 minutes into a decimal, you need to first understand the relationship between minutes and hours.
There are 60 minutes in one hour, which means that 45 minutes is equivalent to 0.75 hours
=> (45/60 = 0.75).
Once you have this decimal equivalent, you can express it in a variety of ways, depending on the context.
If you were measuring time in terms of a workday (i.e. 8 hours), 0.75 hours would be equal to 45 minutes. On the other hand, if you were measuring time in terms of a percentage of an hour (i.e. 100%), 0.75 hours would be equal to 75%.
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If iq scores are normally distributed, having a mean of 100 and a standard deviation of 15, approximately what percentage of people have iq scores somewhere between 70 and 130?
The percentage of people have iq scores somewhere between 70 and 130 is 95.44%.
To solve this problem, we need to standardize the IQ scores and then use a standard normal distribution table or calculator to find the proportion of scores between 70 and 130.
First, we need to calculate the z-scores for IQ scores of 70 and 130, using the formula:
z = (x - μ) / σ
where x is the IQ score, μ is the mean (100), and σ is the standard deviation (15).
For an IQ score of 70:
z = (70 - 100) / 15 = -2
For an IQ score of 130:
z = (130 - 100) / 15 = 2
We can now look up the proportion of scores between -2 and 2 in a standard normal distribution table or calculator. This represents the proportion of scores within two standard deviations of the mean, which is approximately 95% according to the empirical rule of normal distribution.
However, we want to find the proportion of scores between 70 and 130, not between -2 and 2. To do this, we need to subtract the proportion of scores below 70 (which is the same as the proportion below -2) from the proportion of scores below 130 (which is the same as the proportion below 2). The result gives us the proportion of scores between 70 and 130.
Using a standard normal distribution table or calculator, we can find that the proportion of scores below -2 (or 70) is 0.0228, and the proportion of scores below 2 (or 130) is 0.9772. Therefore, the proportion of scores between 70 and 130 is:
0.9772 - 0.0228 = 0.9544
This means that approximately 95.44% of people have IQ scores between 70 and 130.
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