circumference = 468 cm
Let us use a diagram to illustrate the question
The angle can be found below
\(\begin{gathered} \text{length of arc=}\frac{x}{360}\times2\pi r \\ \text{circumference}=2\pi r \\ 2\pi r=468 \\ \text{Therefore,} \\ 332.8=\frac{468x}{360} \\ 468x=119808 \\ x=\frac{119808}{468} \\ x=256^{\circ} \end{gathered}\)Angle = 256 degree's
fill in the blank with the appropriate number: suppose that 40 envelopes are placed in 10 mailboxes. then one of the mailboxes must contain at least envelopes A. 3 B. 4 C. 5 D. 6
The answer is C. 5. To determine the minimum number of envelopes that one of the 10 mailboxes must contain when 40 envelopes are placed in them, we can use the Pigeonhole Principle.
According to this principle, if n items are placed into m containers, and n > m, then at least one container must contain more than one item. In this case, if we have 40 envelopes and 10 mailboxes, then the average number of envelopes in each mailbox would be 4. However, if each mailbox contained only 3 envelopes, then we would have a total of 30 envelopes, leaving 10 more envelopes to be placed in the remaining mailboxes. Since we only have 9 mailboxes left, by the Pigeonhole Principle, one of them must contain at least 5 envelopes (4 envelopes in each of the remaining 9 mailboxes = 36 envelopes, leaving 4 more envelopes to be placed in one of the remaining mailboxes).
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Shirley bought 20.8 pounds of birdseed at a bargain store she wants to fill her feet or 100 times with anequal amount How much seeds Should she put in the feeder each time
Answer: 0.208 pounds
Step-by-step explanation:
From the question, we are informed that Shirley bought 20.8 pounds of bird seed at a store and wants to fill her feeder 100 times with an equal amount.
Based on the above, the amount of seeds that she should put in the feeder each time will be the amount of seeds bought divided by the number of feeder to fill. This will be:
= 20.8 / 100
= 0.208 pounds
A young executive is going to purchase a vacation property for investment purposes. She needs to borrow $85,000.00 for 30 years at 5.8% compounded monthly, and will make monthly payments of $498.74. (Round all answers to 2 decimal places.)
What is the unpaid balance after 13 months? $
During this time period, how much interest did she pay?
To find the unpaid balance after 13 months, we need to calculate how much of the loan principal has been paid off by the monthly payments. We can use an amortization table to help with this calculation.
Month Payment Interest Principal Balance
0 - - - 85,000.00
1 498.74 410.83 87.91 84,912.09
2 498.74 409.63 89.11 84,823.98
3 498.74 408.42 90.32 84,733.67
...
12 498.74 398.29 100.45 83,810.25
13 498.74 397.06 101.68 83,708.57
So after 13 months, the unpaid balance on the loan is $83,708.57.
To calculate how much interest the executive paid during this time period, we can subtract the amount of principal paid from the total amount of payments made and then round to two decimal places:
Total payments made in 13 months = $498.74/month x 13 months = $6,482.62
Interest paid = Total payments made - Principal paid = $6,482.62 - $1,307.50 = $5,175.12
Therefore, the executive paid $5,175.12 in interest during the first 13 months of the loan.
Which amount is closest to Nathan's total costs after the 15% discount and including 6% sales tax? [Assume tax is applied after the discount is applied.]
Total price = $266.63 + $317.29+62.78=646.7
Discount = 15%
Discount amount = (15/100) x 646.7
=$97.005
Price after discount = $646.7 - $97.005
=$549.695
Sales tax = 6%
Sales tax amount =(6/100) x $549.695
=$32.9817
Total cost = Price after discount + sales tax amount
=$549.695 + $32.9817
=$582.6767
=$$582.68
Kerry knit 16 winter hats to give as presents to her family. She wants to package the hats in gift boxes. She wants to put 5 hats in each box. How many gift boxes does Kerry need to buy? How many total boxes will Kerry fill? Explain how you know.
Answer:
she needs to buy 4 boxes since she can't buy a part of a box. assuming total boxes means completely filled boxes, then she fills 3
Step-by-step explanation:
g a study based on the association primate ebmarah looked at the average age a baby gorilla leaves it's mother versus the average age a human baby leaves it's mother. naturally they are different, so we don't want a hypothesis test. instead, find an 86% confidence interval for the difference in age to leave mother.
An 86% confidence interval for the difference in age to leave mother is -3.10091
What is confidence Interval?
The mean of your estimate plus and minus the range of that estimate constitutes a confidence interval. Within a specific level of confidence, this is the range of values you anticipate your estimate to fall within if you repeat the test. In statistics, confidence is another word for probability.
Given, Gorilla Baby sample
x means x bar here so, \(x_{1}\) = 3.21
\(s_{1}\) = 0.81
\(n_{1}\) = 64
Human Baby sample
x means x bar here so, \(x_{2}\) = 19.1
\(s_{2}\) = 2.16
\(n_{2}\) = 200
Confidence interval needs t score
t score = 1.18
86% confidence interval = \(x_{1}\) - \(x_{2}\) ± tc \(\sqrt{s^{2} {1} / n_{2} + s^{2} {2} / n_{2}\)
= 3.21 - 19.1 ± 1.18 √0.81²/64 +2.16²/200
= 3.21 - 19.1 ± 1.18 √0.033
= -3.10091
An 86% confidence interval for the difference in age to leave mother is -3.10091
The detail question is here,
A study based on the Association primate Ebmarah looked at the average age a baby gorilla leaves it’s mother versus the average age the human baby leaves it’s mother . Naturally they are different , so we don’t want a hypothesis test. Instead, find an 86% confidence interval for the difference in age to leave mother.
Gorilla:
Sampled 64 babies
Stayed with mother on average 3.21 years
Standard deviation: 0.81
Human:
Sampled 200 babies
Stayed with mother on average 19.1 years
Standard deviation: 2.16
Matched pairs standard deviation :0.23
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Can anyone help please. Please show work too
The solutions to the system of equations are x = 2 and 4
How to determine the solution to the system of equationsFrom the question, we have the following parameters that can be used in our computation:
f(x) = x - 3
g(x) = 1/(x - 3)
The solution to the system of equations implies that
f(x) = g(x)
So, we have
x - 3 = 1/(x - 3)
Cross multiply the equation
This gives
(x - 3)² = 1
So, we have
x - 3 = ±1
Add 3 to both sides
x = 3 ± 1
So, we have
x = 2 and 4
Hence, the solutions to the system of equations are x = 2 and 4
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Photo attached please help with answer
Answer:
a don't know if right but sorry if wrong
The President of the United States proposes a new national plan to reduce water
pollution.
Which of these would most likely provide the revenue to pay for this new public
service?
Homeowners living across the country agree to pay a
higher property tax, which then pays for the service.
State legislatures vote to raise the sales tax, which then
pays for the service.
CLEAR CHECK
The United States senate passes a bill that increases
the federal income tax rate, which then pays for the
service.
Clean water from the United States is sold to other
countries, and the profits then pay for the service.
The United States senate passes a bill that increases
the federal income tax rate, which then pays for the service would most likely provide the revenue to pay for this new public service.
What is revenue?
Revenue means money received in the ordinary course of business and is calculated by multiplying the average selling price by the number of items sold. This is the total amount of money from which other costs and expenses are subtracted to calculate net income.
The definition of revenue says it is the total amount of money received from a business, such as sales. This is also called sales in the income statement. This is a top-line figure because it appears first on the company's income statement. There are two types of income i.e. operating income and non-operating income.
Here, the most likely way to generate revenue to pay for a new national water pollution abatement plan is for the United States Senate to pass a bill that raises the federal income tax rate that would then pay for the service. This is because it directly increases the funds available to the federal government, which can then be allocated to a new public service. Other options, such as homeowners paying higher property taxes or states raising sales taxes, may not generate enough revenue or may not be directly related to the new public service. Furthermore, selling clean water to other countries may not be sustainable or ethical to fund a public service.
So, The United States senate passes a bill that increases the federal income tax rate, which then pays for the service would most likely provide the revenue to pay for this new public service.
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Given the original number n. Multiply the number by 9. Add 99. Divide this sum by 9. Subtract the original number, n, from the quotient.
Answer:
11
Step-by-step explanation:
Hello,
Given the original number n.
\(\large \boxed{n}\)
Multiply the number by 9.
\(\large \boxed{9n}\)
Add 99.
\(\large \boxed{9n+99}\)
Divide this sum by 9.
\(\large \boxed{\dfrac{9n+99}{9}=n+11}\)
Subtract the original number, n, from the quotient.
\(\large \boxed{n+11-n=11}\)
Thank you.
which equations represents the line that is perpendicular to y= 5x+4 and passes through the point (-5,2)
well the slope of line would be -1/5
equation of line = (y-2) =-1/5(x+5)
A increasing trend is said to be of what kind of correlation
positive
Step-by-step explanation:
b edge2020
4,7,14,49, next number is what
Select the correct order for the following numbers
Answer:
cdab
Step-by-step explanation:
the answer is c, d, a, b
focus on the second numbers
The perimeter of a rectangle is 52 inches, and the area is 160 square inches. Find the length and width of the rectangle.
Answer:16x16
Step-by-step explanation:
Kellen is having friends over for dinner and needs to buy chicken. He is looking for the best deal. There are three package options for the chicken.
3 lbs. for $15.39
2 lbs. for $9.19
1 lb. for $7.05
Answer:
But the 2lbs.
Step-by-step explanation:
Divide $9.19 by 2 and you get 4.595 which would be the cheapest option out of the 3 because the 1lb is $7.05 and the 3lb is $5.13.
You're welcome.
-2x + y ≥9
2x+y<3
Below you are given three ordered pairs written in the form (x, y). CIRCLE
the ordered pairs that ARE solutions to the system of inequalities given
above.
You may
(-5,2)
(-2,5)
(0,0)
(2,5)
use the space below to show your work.
Answer:
Step-by-step explanation:Is there more to the question
which expression is equvalent to 5(x+3)
Answer:
5(3x)
Step-by-step explanation:
I think i'm not totally sure.
The length, with, and height of a rectangular prism can be represented by the expressions (x+3),(x+7),and(x-1). Write an expression to represent the surface area of the prism.
Answer: 6x² + 36x + 22
Step-by-step explanation:2 faces (x + 3) by (x + 7), area of both these faces 2(x+3)*(x + 7)
2 faces (x + 3) by (x - 1), area of both these faces 2(x+3)*(x - 1)
2 faces (x -1 ) by (x + 7), area of both these faces 2(x-1)*(x + 7)
Whole surface area is
2(x+3)*(x + 7) + 2(x+3)*(x - 1) + 2(x-1)*(x + 7) =
=2(x² + 3x +7x +21) + 2(x² +3x -x - 3) + 2(x² - x +7x -7)=
=2x² + 20x +42 + 2x² + 4x - 6 + 2x² + 12x -14 =
= 6x² + 36x + 22
Answer:
6x^2+36x+22
Step-by-step explanation:
substitute given expressions in the formula
For a test in a math class, 60 students arrive and take out their supplies. Of those students, 22 bring pens, and 48 bring pencils. Only one student arrives without a pen or pencil.
How many students brought both a pen and a pencil?
Answer:
11 students brought both a pen and a pencil
Step-by-step explanation:
59 students brought a pen or pencil or both
48 + 22 = 70
70-59 = 11
11 students brought both a pen and a pencil
Calculate each compound event probability: a. X ≤ 15, n = 20, π = .70 (Round your answer to 4 decimal places.) b. X > 8, n = 11, π = .65 (Round your answer to 4 decimal places.) c. X ≤ 1, n = 13, π = .40 (Round your answer to 4 decimal places.)
For X ≤ 15, n = 20, π = .70 ; compound event probability is approximately 0.0008 .
For X > 8, n = 11, π = .65 ; compound event probability is approximately 0.9198.
For X ≤ 1, n = 13, π = .40 ; compound event probability is approximately 0.6646 .
a. To calculate the probability of the event X ≤ 15, n = 20, π = .70, we will use the binomial distribution formula:
P(X ≤ 15)
= ∑_(k=0)¹⁵〖(20Ck)(0.70)^k (0.30)^(20-k) 〗
Using a binomial distribution calculator, we can find this probability to be approximately 0.0008 (rounded to 4 decimal places).
b. To calculate the probability of the event X > 8, n = 11, π = .65, we will first find the probability of X ≤ 8, and then subtract this value from 1 to find the complement probability:
P(X > 8) = 1 - P(X ≤ 8)
= 1 - ∑_(k=0)⁸〖(11Ck)(0.65)^k (0.35)^(11-k)〗
Using a binomial distribution calculator, we can find the probability of X ≤ 8 to be approximately 0.0802.
Therefore, the probability of X > 8 is approximately 0.9198 (rounded to 4 decimal places).
c. To calculate the probability of the event X ≤ 1, n = 13, π = .40, we will use the binomial distribution formula:
P(X ≤ 1)
= ∑_(k=0)¹〖(13Ck)(0.40)^k (0.60)^(13-k)〗
Using a binomial distribution calculator, we can find this probability to be approximately 0.6646 (rounded to 4 decimal places).
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Caleb has shelves that hold
a total of 600 boxes. What
percent of the shelves are
Full if he has 60 boxes?
Please help no links thank you!
Answer:
10%
Step-by-step explanation:
if he has 60 boxes then it would be 60/600
simplify that to 6/60 which further simplifies to 1/10 which is 10%
Answer:
600-100%
60-10%
Odp-Wynosi 10% tep-by-step explanationu Pozdrawami
a circle and triangle are in a shaded rectangle.the circle has a radius of 1cm and the triangle has a base of 3cm and a line down the middle of 4cm.the triangle has a length of 9cm and a height of 5cm. Find the probability of a point chosen randomly inside the rectangle is in each given shape.Please round all answers to the nearest whole number.the points of probability are the triangle,the circle, the triangle or the circle,not the triangle.
1. The probability that the point is on the triangle is 2/15
2. The probability that the point is in the circle is 1/15
3. The probability that the point is in the circle or triangle is 3/15
4. The probability that the point is not triangle is 13/15
What is probability?A probability is a number that reflects the chance or likelihood that a particular event will occur. The certainty of an event is 1 and it is equivalent to 100% in percentage.
Probability = sample space / Total outcome
sample space is the area of the shapes
Area of triangle = 1/2 bh
= 1/2 × 3 × 4
= 3 × 2 = 6cm²
area of circle = πr²
= 3.14 × 1² = 3.14
= 3( to whole number)
Total outcome is the area of rectangle
= l× w = 9 × 5 = 45 cm²
1. The probability that the point is on the triangle is 6/45 = 2/15
2. The probability that the point is in the circle is
= 3/45 = 1/15
3. The probability that the point is in the circle or triangle = 1/15 +2/15 = 3/15 = 1/5
4. The probability that the point is not triangle is
= 1-2/15 = 13/15
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Write each of the following numbers to 3 significant figures in exponential or scientific notation. Write each number with only one non-zero digit before the decimal point.
(i) 5590
(ii) 0.000498
(iii) 135000
(iv) 0.000438
Solution :
The significant figure of a number are defined as the positional notation of that number which are most reliable and are absolutely necessary to represent the quantity of something.
In the context, we have to express the given numbers into three significant figures in the form of scientific notation or in the exponential form :
(i). 5590 ----- \($5.59 \times 10^3$\)
(ii). 0.000498 ----- \($4.98 \times 10^{-4}$\)
(iii) 135000 ----- \($1.35 \times 10^5$\)
(iv) 0.000438 ----- \($4.38 \times 10^{-4}$\)
Use chapters 1, 2, and 3 of your textbook to define the following vocabulary.
Define Denominator
Answer:
The bottom half of a fraction.
A drawer contains 12 identical white socks, 18 identical black socks
and 14 identical brown socks. What is the least number of socks you
must choose, without looking, to be certain that you have chosen two socks of the same colour?
Answer:
2 brown
Step-by-step explanation:
The only time you can be so sure you've chosen 2 brown socks is when there are no more white socks and black socks. This means that to be 100% sure that you have chosen 2 brown socks you have to choose the 12 white socks and the 18 black socks and only then can you choose 2 brown socks without looking. Therefore, the total number of socks to choose from is:
Total number of socks = 12 white socks + 18 black socks + 2 brown socks
Total number of socks = 32 socks
A total picking of 32 socks is necessary to be sure without looking that 2 brown have already been chosen that way.
The least number of socks must choose, must choose without looking, to be certain that you have chosen two socks of the same color is 4.
What is least number?The least number is "the smallest or lowest number or degree".
According to the question,
A drawer contains 12 identical white socks, 18 identical black socks, and 14 identical brown socks.
In order to find the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same color.
Since, we have only 3 different colors to get pair of one color we need to take 4 socks so that last one must matches color of socks what we have already have in our hand.
Hence, it clearly shows the least number of socks must choose, without looking, to be certain that you have chosen two socks of the same color is 4.
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Which graph represents the inequality x>6?
1 2 3
4
5 6 7
8
9 10 11
1
N
3
4
5
6
7
00
9 10 11
O
+
+
1 2
4
+
5 6 7
8 9 10 11
OA
1 2 3
4 5 6 7 8 9 10 11
Answer:
The graph will be open circle on 6 and it goes on right side of 6.
Step-by-step explanation:
We need to find the graph of inequality x>6
In the given inequality the value of x is greater than 6.
it means that all the values greater than 6 can be considered as values of x but 6 is not considered as value of 6.
So, the graph will be open circle on 6 and it goes on right side of 6.
I am attaching the graph of the inequality x>6.
I t h i n k it's c ........... correct me if I'm wrong
What is another name for <1?
O
O
O
O
Simplify the following expression:
√-36+√-100+ 7
O A. 7+ 16i
OB. 7+√136i
O C. 16
C. 16 - 7i
O D. 23 + 0i
Leah asked for one and 1/2 pounds of fish at the grocery store which value is equivalent to 1 1/2
Answer:
3/2
Step-by-step explanation:
make into a improper fraction