Juan is designing an exercise room in his house.
a) How many square feet of rubber flooring will he need to cover the floor?
A = 9 X 3 = 27
B= 4 X7 = 28
Number of square feet of rubber flooring will he need to cover the floor = 27 + 28
= 45 square feet
b) How many square yards should he buy?
45 square feet = 5 square yards
The total area of the exercise room is 118 sq. ft.
This is also the total amount of rubber flooring that Juan must have 118/ 5 = 23.6 = 24 .
c ) The number of square yards equivalent to this total area is (Round to the nearest tenth as needed.)
45 square feet = 5 square yards
24 square feet = ( 24 x 5 ) / 45 = 120 /45 = 2.67 square yards.
$150,000 is still owed on a home loan. The loan has an interest rate of 4.5% compounded monthly and calls for monthly payments. The current payment is $1,100 per month. How long will it take to pay the loan off? R
Based on the monthly payment of $1,100, it will take 16 years to liquidate the loan.
How is the number of periods determined?The number of periods is a function of the total payments that will be paid, given the compounding of the interest at 4.5% and the monthly payment of $1,100.
Using an online finance calculator, the total number of years is determined as follows:
I/Y (Interest per year) = 4.5%
PV (Present Value) = $150,000
PMT (Periodic Payment) = $-1,100
FV (Future Value) = $0
Results:
N (# of periods) = 191.328 months
= 16 years (191.328/12)
Sum of all periodic payments = $-210,460.39 (191.328 x $1,100)
Total Interest = $60,460.39
Thus, before the loan is paid off, it will take 16 years or 191 monthly payments.
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The Venn diagram shows the number of customers who have purchased different types of pets from a pet store, where C represents customers who have purchased cats, D represents customers who have purchased dogs, and F represents customers who have purchased fish.
Circles C, D, and F overlap. Circle C contains 15, circle D contains 21, and circle F contains 12. The overlap of C and F contains 2, the overlap of F and D contains 0, and the overlap of D and C contains 3. The overlap of all 3 circles contains 1. Number 14 is outside of the circles.
How many people are in the set C ∩ D?
4
6
36
38
The number of people in the set C ∩ D (customers who purchased both cats and dogs) is obtained by adding the overlap of D and C (3) with the overlap of all 3 circles (1), resulting in a total of 4 individuals.
The correct answer is 4.
To determine the number of people in the set C ∩ D (customers who have purchased both cats and dogs), we need to analyze the overlapping regions in the Venn diagram.
Given information:
- Circle C (cats): 15
- Circle D (dogs): 21
- Circle F (fish): 12
- Overlap of C and F: 2
- Overlap of F and D: 0
- Overlap of D and C: 3
- Overlap of all 3 circles: 1
- Number outside of circles: 14
To determine the number of people in the set C ∩ D (customers who have purchased both cats and dogs), we need to consider the overlapping region between circles C and D.
From the information given, we know that the overlap of D and C is 3. Additionally, we have the overlap of all 3 circles, which is 1. The overlap of all 3 circles includes the region where customers have purchased cats, dogs, and fish.
To calculate the number of people in the set C ∩ D, we add the overlap of D and C (3) to the overlap of all 3 circles (1). This gives us 3 + 1 = 4.
Therefore, from the options given correct one is 4.
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Answer: 4
Step-by-step explanation:
trust me bro
Use long division to find the quotient. If there is a remainder do not include it in your answer. Recall:dividend\div divisor=quotient (4x^2-10x+6) \div(4x+2) Answer:
Let's do the division:
Answer: x-3
PLEASE HELP!! Are triangles A,B,C and D acute obtuse or right angles?
Answer:
right angle
Step-by-step explanation:
it has a 90 degree angle so its a right angle
find the average rate of change of each function on the given interval f (x) = x^5 + 2x^4 + 3x - 12;(-5, -1]
Answer:
x^5+2^x4+3^x+72
Step-by-step explanation:
......................
AABCIS translated 6 units up and 3 units left to create AA'BC.
If vertex A is at (-1, 2) and vertex B Is at (1, 5), then vertex A' Is at
Reset
4
and vertex B is at
Next
Answer:
A'(-4, 8)B'(-2, 11)Step-by-step explanation:
Translation 3 left and up 6 adds (-3, 6) to each coordinate pair.
Application(x, y) ⇒ (x -3, y +6)
A(-1, 2) ⇒ A'(-1 -3, 2 +6) = A'(-4, 8)
B(1, 5) ⇒ B'(1 -3, 5 +6) = B'(-2, 11)
Please help me. Will give brainliest.
Answer:
b.) (6,7)
Step-by-step explanation:
the figure is translated 2 units to the left
solve following equation6+y=18
y=12
Explanation
The subtraction property of equality tells us that if we subtract from one side of an equation, we also must subtract from the other side of the equation to keep the equation the same,
in order to know the y value, we have to isolate y, then
Step 1
subtract 6 in both sides
\(\begin{gathered} 6+y=18 \\ 6+y-6=18-6 \\ \end{gathered}\)Step 2
add like terms
\(\begin{gathered} 6+y-6=18-6 \\ y=12 \end{gathered}\)therefore, the answer is
\(y=12\)I hope this helps you
Find the mean, median and mode of the data set. If there is no mode, enter the words "no mode". 140, 128, 124, 137, 143, 126, 130, 136
Answer:
mode = no mode. median = 133, mean = 133
Step-by-step explanation:
mode = most common value. all of the values appear once. so there is no mode.
median = arranging the data in numerical order, then finding middle value.
there are 8 values. we have 4 on one side (124, 126, 128, 130) and 4 on the other (136, 137, 140, 143).
median is halfway between 130 and 136. that is 133.
mean = add up the values/ how many there are
adding them up, you get 1064. there are 8 values.
mean = 1064/8 = 133
please help i been stuck on this for the last hour SELECT ALL ANSWER PLEASE HELPPPP
If the table does not represent a function, the value of "a" may be: A. -4; D. 2; and F. 5. [Note, no calculation is needed, just apply the criteria that makes a table a function].
How to Determine a table that Represents a Function?A table that represents a function will have each x-value assigned to only one y-values, in order words, on the x-values column, there will be no repeating x-value.
Looking at the table given with the options, we see that:
if a = -4, we will have a repeating x-value, the same with 2 and 5.
However, if we have a represented as 0, 1, and 3, there would be no repeating x-value. Therefore, for the table not to be a function, a may be equal to:
A. -4; D. 2; and F. 5
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In 2022, a random sample of UGA students found that they slept an average of 7.43 hours per night. The margin of error for a 90% confidence interval was reported as 1.32 hours.
(a) What is the lower limit of this 90% confidence interval?
lower limit = (2 decimal places)
(b) If 500 random samples like this were selected, and a 90% confidence interval was constructed using each sample, approximately how many of these confidence intervals would contain the population mean?
(whole number)
Step-by-step explanation:
(a) The lower limit of the 90% confidence interval can be calculated using the formula:
lower limit = sample mean - margin of error
Plugging in the given values, we have:
lower limit = 7.43 - 1.32
lower limit = 6.11 (rounded to 2 decimal places)
Therefore, the lower limit of the 90% confidence interval is approximately 6.11 hours per night.
(b) If 500 random samples like this were selected, and a 90% confidence interval was constructed using each sample, the expected number of intervals that would contain the population mean can be approximated using the margin of error as a guide.
Since the margin of error is 1.32 hours, we can expect roughly 90% of the confidence intervals to contain the true population mean. Therefore, out of 500 samples, we would expect approximately:
500 * 0.9 = 450
So, approximately 450 of these confidence intervals would contain the population mean.
Suppose sam deposited 1000$ every month in the beginning for his retirement fund for 20 years at 5% compounded monthly. What is value of N
To find the value of N, we need the future value of the retirement fund. If you provide the desired future value, I can calculate the exact value of N.
To find the value of N, we need to calculate the number of monthly deposits Sam made for his retirement fund over 20 years.
Sam deposited $1000 every month for 20 years, which is a total of 20 x 12 = 240 deposits. Each deposit has a compounded interest rate of 5% per year, compounded monthly.
The formula to calculate the future value of a series of monthly deposits is given by:
FV = P * [(1 + r)^n - 1] / r
Where:
FV is the future value of the investment,
P is the monthly deposit amount,
r is the monthly interest rate, and
n is the number of deposits.
In this case, P = $1000, r = 5% / 12 = 0.05 / 12 = 0.00417 (monthly interest rate), and FV is the value of the retirement fund after 20 years.
By rearranging the formula, we can solve for n:
n = log((FV * r) / (P * r + FV)) / log(1 + r)
Plugging in the values, we get:
n = log((FV * 0.00417) / (1000 * 0.00417 + FV)) / log(1 + 0.00417)
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Helppppp pleaseeeeee
Answer:Godo luck!
Step-by-step explanation:
how to find two consecutive whole numbers that square root 40 lies between
First, we need to identify the square root of the fisrt squared numbers:
\(\begin{gathered} \sqrt{1}=\text{ 1} \\ \sqrt{4}=2 \\ \sqrt{9}=3 \\ \sqrt{16}=4 \\ \sqrt{25}=5 \\ \sqrt{36}=6 \\ \sqrt{49}=7 \\ \sqrt{64}=8 \end{gathered}\)Since 40 is a number between 36 and 49, we can say that the square root of 40 is between 6 and 7. So:
\(6<\sqrt{40\text{ }}<7\)You need new shoes for work which cost $110. You earn $500, after taxes, each week and
you have other expenses totaling $420 each week. If you set aside the difference between
your income and expenses each week, how many pay periods will it take for you to save
enough money to buy the shoes?
Miguel has 225 base ball cards. He plans to keep 75 cards and give the rest to his friends.Can Miguel give an equal number of cards to 6 friends? Explain.
We know what Miguel has 225 baseball cards, and he plans on keeping 75, while giving them the rest of them to his friends. We want to know if he can give an equal number to 6 of his friends.
For this objective, we know what he will have to give to his friends an amount of:
\(undefined\)What are the 3 types of proofs in math
Answer:
direct proof, proof by contradiction, proof by induction
Step-by-step explanation:
there u go mate
How to simplify this:
Arcctg(tg(x) )
The expression arcctg(tg(x)) simplifies to arcctg(tan(x)).
To simplify the expression arcctg(tg(x)), we can apply trigonometric identities and properties.
The function arcctg(x) is the inverse cotangent function, which is the angle whose cotangent is x. Similarly, tg(x) represents the tangent function.
First, let's simplify the expression inside the arcctg function, which is tg(x):
tg(x) = sin(x) / cos(x)
Now, we can substitute this value into the original expression:
arcctg(tg(x)) = arcctg(sin(x) / cos(x))
Using the property of inverse trigonometric functions, we can rewrite this as:
arcctg(sin(x) / cos(x)) = arcctg(1 / tan(x))
Now, we can simplify further using the identity:
1 / tan(x) = cot(x)
Therefore:
arcctg(1 / tan(x)) = arcctg(cot(x))
Using another identity, we know that the cotangent function is the reciprocal of the tangent function:
cot(x) = 1 / tan(x)
Therefore, we can simplify the expression to:
arcctg(cot(x)) = arcctg(1 / tan(x)) = arcctg(tan(x))
Finally, we arrive at the simplified expression:
arcctg(tg(x)) = arcctg(tan(x))
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HELP PLEASE URGENT!!!
A Ferris wheel is 50 meters in diameter and boarded from a platform that is 4 meters above the ground. The six o'clock position on the Ferris wheel is level with the loading platform. The wheel completes 1 full revolution in 2 minutes. How many minutes of the ride are spent higher than 38 meters above the ground?
answer in minutes.
The number of minutes spent higher than 38 meters above the ground on the Ferris wheel ride is approximately 1.0918 minutes.
To solve this problem, we need to determine the angular position of the Ferris wheel when it is 38 meters above the ground.
The Ferris wheel has a diameter of 50 meters, which means its radius is half of that, or 25 meters.
When the Ferris wheel is at its highest point, the radius and the height from the ground are aligned, forming a right triangle.
The height of this right triangle is the sum of the radius (25 meters) and the platform height (4 meters), which equals 29 meters.
To find the angle at which the Ferris wheel is 38 meters above the ground, we can use the inverse sine (arcsine) function.
The formula is:
θ = arcsin(h / r)
where θ is the angle in radians, h is the height above the ground (38 meters), and r is the radius of the Ferris wheel (25 meters).
θ = arcsin(38 / 29) ≈ 1.0918 radians
Now, we know the angle at which the Ferris wheel is 38 meters above the ground.
To calculate the time spent higher than 38 meters, we need to find the fraction of the total revolution that corresponds to this angle.
The Ferris wheel completes one full revolution in 2 minutes, which is equivalent to 2π radians.
Therefore, the fraction of the revolution corresponding to an angle of 1.0918 radians is:
Fraction = θ / (2π) ≈ 1.0918 / (2π)
Finally, we can calculate the time spent higher than 38 meters by multiplying the fraction of the revolution by the total time for one revolution:
Time = Fraction \(\times\) Total time per revolution = (1.0918 / (2π)) \(\times\) 2 minutes
Calculating this expression will give us the answer in minutes.
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Determine the transfer function h(z) for the following difference equation where y(n) is the output and x(n) is the input. where are the zeros and poles? a. y(n) = 1/√2 x(n) + 1/√2 x(n-1)
b. y(n) = 1/√2 x(n) - 1/√2 x(n-1)
c. y(n) =-6.2y(n-1) + 5.75y(n-2) + 8.23x(n) - 5.4x(n-1) +23.45x(n-2)
a. The transfer function h(z) for the given difference equation is H(z) = (1/√2) (1 + \(z^{-1\)).
The zeros and poles are: Zero at z = -1 and pole at z = 0.
b. The transfer function h(z) for the given difference equation is H(z) = (1/√2) (1 -\(z^{-1\)).
The zeros and poles are: Zero at z = 1 and pole at z = 0.
c. The transfer function h(z) for the given difference equation is H(z) = (8.23z² - 5.4z + 23.45) / (1 - 6.2z + 5.75z²).
The zeros and poles can be found by factoring the denominator of the transfer function. The two poles are at z = 1.7 and z = 4.0, and there are no zeros.
For the given difference equations, the transfer functions and corresponding zeros and poles have been determined. For part a, the transfer function is H(z) = (1/√2) (1 + \(z^{-1\)), with a zero at z = -1 and a pole at z = 0. For part b, the transfer function is H(z) = (1/√2) (1 - \(z^{-1\)), with a zero at z = 1 and a pole at z = 0. For part c, the transfer function is H(z) = (8.23z² - 5.4z + 23.45) / (1 - 6.2z + 5.75z² ), with poles at z = 1.7 and z = 4.0 and no zeros.
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Six less than the product of four and a number is
eighteen. What is the number?
Answer:
6 is the number
Step-by-step explanation:
6- 4x=18
+6. +6
4x=24
24÷4 = 6
Answer:
4X - 6 = 18
Add six to both sides
4X = 24
Divide both sides by 4
X = 6
So the answer is the number is 6 I hope this helps you!
Step-by-step explanation:
Good luck! Please mark brainliest:)
help pls :(((( i don’t get this
Answer:
\(\large \boxed{\mathrm{B}}\)
Step-by-step explanation:
3 1/2 is also 0+3 1/2
Arrow from 0 goes to 3 1/2.
3 1/2 - 6 = -2 1/2
Arrow from 3 1/2 goes to -2 1/2.
Find the sum of the first 8 terms of the fallowing sequence?
3,15,75,375 …
Answer:
\( \frac{3( {5}^{8} - 1) }{5 - 1} = 292968\)
A hot air balloon descended 3240 feet in an hour. Find the change in altitude per minute?
Unit analysis is a tool that we can use to convert units. It involves multiplying the original number by a fraction to cancel out units.
Solving the QuestionWe're given:
\(\dfrac{3240\hspace{4}feet}{hour}\)
We also know that:
\(\dfrac{hour}{60\hspace{4}minutes}\)
Multiply the two to cancel out the hour:
\(\dfrac{3240\hspace{4}feet}{hour}\times\dfrac{hour}{60\hspace{4}minutes}\\\\=\dfrac{3240\hspace{4}feet}{60 minutes}\)
Simplify:
\(=\dfrac{54\hspace{4}feet}{minute}\)
Answer\(\dfrac{54\hspace{4}feet}{minute}\)
Solve for v. v + 4/5 = 1/3. Simplify your answer as much as possible.
Answer:
v = -7/15.
Explanation:
Given the equation:
\(v+\frac{4}{5}=\frac{1}{3}\)To solve for v, first, subtract 4/5 from both sides of the equation:
\(\begin{gathered} v+\frac{4}{5}-\frac{4}{5}=\frac{1}{3}-\frac{4}{5} \\ \implies v=\frac{1}{3}-\frac{4}{5} \end{gathered}\)Next, simplify the right-hand side by taking the lowest common multiple of the denominators:
\(\begin{gathered} v=\frac{5-3(4)}{15}=\frac{5-12}{15} \\ \implies v=-\frac{7}{15} \end{gathered}\)The value of v is -7/15.
Which graph is odd
b
A
A
1
13
-4
14
15
16
17
10
1
20
Answer:
The third one
Step-by-step explanation:
IT IS NOT A FUNCTION
Mrs. Fisk, the art teacher, has 5 pounds of clay. Each of her students need 1/4 pound to complete their current project. How many students can she supply with clay?
Answer:
20 students
Step-by-step explanation:
Sharon is a 40-year-old female. She weighs 172 pounds and is 5’7". Sharon is an employee at a retail store and walks around the shop periodically throughout the day to help customers. Sharon does not have a car, so she walks 0.5 mile to work and from work. After she comes home, she relaxes for the rest of the day.
Based on this information about Sharon calculate her estimated energy requirement (EER) and BMI
1. Age
a. 22 years
b. 35 years
c. 38 years
d. 40 years
2. Physical Activity Factor
a. 1.00
b. 1.11
c. 1.12
d. 1.25
e. 1.27
f. 1.45
g. 1.48
Explanation:
1. Age:
d. 40 years
EER calculated using the formula:
EER = {354 - (6.91 x a)} + b x {(9.36 x c) + (726 x d)}
where, a = age, b= physical activity, c= weight in kilograms (kg), d= height in meters (m).
= {354 - (6.91 x 40)} + 0.5 x {(9.36 x 78) + (726 x 0.14478)
=(354- 276.4) + (0.5 x 730.08) + 105.11028)
= 77.6 + 365.04 + 105.11028
= 547.75028.
BMI:
BMI = kg/m2 where kg= 78, m = 0.14478
BMI = \(\frac{78}{0.14478^{2} }\)
BMI = 3,721.
2. Physical Activity Factor:
e.
Nina's garden is 4 meter long and 3 meter wide. What is the area of Nina's
garden?
Answer:
The area of the garden is 12.
Step-by-step explanation:
All you have to do is multiple the width time the length and you will get 12.
Which of the following is equivalent to 39x + 15y + 7x?
39x + 7x + 15y
39x + 22xy
39x(15y + 7x)
7x(39x + 15y)
Answer:
39x + 7x + 15y
because there is no difference between 39x + 15y + 7x.
Step-by-step explanation:
39x + 15y + 7x is equivalent to
39 + 7x + 15y