Henry is building a fence. He uses 24 nails to secure 3 boards to the fence posts. At this rate, how many nails will Henry use to secure 21 boards to the fence posts?

Answers

Answer 1

9514 1404 393

Answer:

  168

Step-by-step explanation:

At that rate, Henry will use 7 times as many nails to secure 7 times as many boards.

  boards : nails = 3 : 24 = 21 : 168

Henry will use 168 nails.

Answer 2

Answer:

168

Step-by-step explanation:

took the test i guess


Related Questions

what is the answer? Please

Answers

I think 2 and 6 1 and 5

Multiple the bionomials and then PICK YOUR ANSWER FROM THE ANSWER BANK!

I need to know what goes in the black spots

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The top equation is the answer

What can you use to prove ABE = CDE

Answers

Answer:

its ASA

Step-by-step explanation:

can someone please answer my question from my profile?

Answer:

AAS

Step-by-step explanation:

In addition to the side and angle given, there is another angle shared, which are the vertical angles. .

By AAS, (non-included side) they are congruent

Please help I'm in hurry

Answers

Answer:

its twenty five    

Step-by-step explanation:

25

The answer to the problem is 25

Luisa earns money mowing her neighbors' lawns.
The revenue for mowing x lawns is /(x) = 20x.
Luisa's cost for gas and the mower rental is c(x) = 4x + 25.
Her profit from mowing x lawns is p(x) = (r- c)(X). What is p(x)?

Answers

Answer:

p(x)= 16x-25

Step-by-step explanation:

We have been given that

plz help me w this !!

Answers

Answer:

sum of angles in atriangle=180°

Step-by-step explanation:

w-45°+w-37°+w+19°=180°(sum of angles in a triangle)

3w=180°+45°+37°-19°

3w=243°

w=81°

PLZ HELP ME WITH THIS 1 QUESTION!?!

Answers

I think it’s 80 nvm I’m not sure
I think the answer is 80

Find the factors of the equation a² + 8a + 16.
(it's urgent)

Answers

Answer:

(a+4)^2

Step-by-step explanation:

Answer:

hope help you stay happy

a cube has one side that measures 6 cm what is the volume? And no this is not the same question

Answers

Answer: 216cm

Step-by-step explanation:

volume = 6×6×6 =216 cm

Determine the coordinates of the y-intercept of 3x − 4y = 24.

Answers

Answer:

(0, -6)

Step-by-step explanation:

At the y-intercept, the x-coordinate equals zero.

3x - 4y = 24

3(0) - 4y = 24

-4y = 24

y = -6

Answer: (0, -6)

(ASAP AND JUST LOOK AT THE PICTURE. )
The following graph shows a proportional relationship
What is the constant of proportionality between y and x in the graph?
y
8+
6+
41
2+
2
4
6
8
Constant of proportionality =

Answers

Answer:

4  

Step-by-step explanation:

4/1=4

Write an equation and solve each problem.
1. Mariska gave her friend Elise 8 beads and was left with 37 beads. How many
did she have originally?

Answers

Answer:

x-8=37

37+8=x

45=x

45 is your answer

Step-by-step explanation:

What is the range of this function?
-8
8
10
5
12
7

Answers

The range would be 20. Range is just biggest number minus the smallest number.

For this one, it would be 12 - (-8) which becomes 12 + 8 = 20.

If the perimeter of square X is triple that of square Y, then the are of X is how many times the area of Y?

Answers

Answer:3 more than y i think srry if im wrong

Step-by-step explanation:

Calculate the rise and run between any two coordinates to find the slope of each line ...

Answers

For the first one its a slope of -2/3

The second one is 4/5

and the third one is -1/7

Which graph represents r = -5 sin(theta)
Edit: Its the second graph

Answers

Answer:

B

Step-by-step explanation:

Answer: B

Step-by-step explanation: on edge

Are all parallel lines congruent?

Answers

Answer:

Line segments are congruent if they have the same length. However, they need not be parallel. They can be at any angle or orientation on the plane. In the figure above, there are two congruent line segments. If you drag any of the four endpoints, the other segment will change length to remain congruent with the one you are changing.

What is the perimeter of the triangle?

Answers

......................................................

Please help me on this question.

Answers

Answer:

2nd choice i think tell me if its right

Answer:

B? sorry if i'm wrong...

Step-by-step explanation:

The lunch choices last Friday were mushroom or pepperoni pizza. The cafeteria made 10
pizzas in all, 4 of which were mushroom pizzas. What percentage of the pizzas were
mushroom pizzas?

Answers

Answer: 40%

see 10 as 100% so the 4 would be 40%:) have a great day

Answer:

40%

Step-by-step explanation:

4/10=.40

.40=40% as a percentage

How is it 86 I neeeed Explainatiob pleaseeee!!!!!

Answers

Answer:

it is 86

Step-by-step explanation:

House 1 has 6 sticks. House 2 has 11, house 3 has 16, and the pattern goes on. Each following house uses 5 more sticks. At design 17, we can use this pattern to solve for it. We would do 5*17, remembering to add 1 as house 1 has its own additional stick. 5*17 + 1 = 86

Hope this helps, let me know if you have any questions :))

11/6=n+7/9 what does n equal

Answers

Answer:

n = 19/18

Step-by-step explanation:

11/6 = n + 7/9

-n + 11/6 = 7/9

-n = 7/9 - 11/6

-n = -19/18

n = 19/18

Answer:

n = 19/18

Step-by-step explanation:

The equation 11/6=n+7/9 has fractions with two different denominators (6 and 9).  The LCD is 18, which is the smallest number evenly divisible by 6 and 9.  Thus, we can rewrite 11/6=n+7/9 as:

33/18 = (18/18)n + 14/18 (Now all three denominators are the same:  18)

Then 33 = 18n + 14, or

         19 = 18n

Dividing both sides by 18, we get n = 19/18

Check:  Is 11/6 = 19/18 + 7/9 true?  YES

What is the greatest factor of 48x²and 32x³​

Answers

Answer:

Step-by-step explanation:

Write the prime factors making up the two expressions

48x^2: 2 * 2  * 2 * 2 * 3 * x * x

32x^3:  2 * 2 * 2 * 2 * 2 * x * x * x

Underline what is common to both

The highest common factor is 2 * 2 * 2 * 2 * x  * x

The highest common factor is 16x^2

This may look very simplistic, but try a question like this

5397691 and 3271021

The method I've shown you is likely the only way you could factor these two monsters and they are relatively small numbers.

Write a function in any form that would match the graph shown below.
PLEASE HELP

Answers

Answer:

f(x)=ax^3+bx^2+cx+d

it is a cubic function

Step-by-step explanation:

Yes that’s right absolutely

There are about 16 kilometres in 10 miles About how many kilometres are in 5 miles?

A: 3 kilometres

B: 8 kilometres

C: 32 kilometres

D: 80 kilometres?

Answers

Answer:

167

Step-by-step explanation:

89-g8+16

please help me 8th grade math i’ll give brainliest fastest answer

Answers

Answer:

Neither

Step-by-step explanation:

y - 4 = 7(x - 6)

y - 4 = 7x - 6

  +4         +4

y = 7x - 2

______________

y = 5

x = 4

5 = 7(4) - 2

5 = 28 - 2

5 = 26

No

______________

y = 5

x = 6

5 = 7(6) - 2

5 = 42 - 2

5 = 40

No

Hope this helped! Have a nice day! Plz mark as brainliest!!! :D

-XxDeathshotxX

answerr to 4p+7p+3+7p+3

Answers

Answer:

18p+6

Step-by-step explanation:

brian made a tasty burger . the diameter of the buger was 5cm what is the radius of the circle

Answers

Answer:

2.5 centimeters

Step-by-step explanation:

The radius is half the diameter of a circle.

The diameter of the burger is 5 cm.

5/2 = 2.5

The radius of the burger should be 2.5 centimeters.

Hope this helps!

Answer:

The marginal utility per dollar spent for the second burger is 4 utils and the utility per dollar spent for the second burger is 4.5 utils.

Step-by-step explanation:

plz help i will give brainliest

Answers

Answer:

1. [tex]y=\frac{2}{3}x-2[/tex]

2. [tex]y=\frac{-5}{4}x+5[/tex]

Step-by-step explanation:

all you are doing is solving for "y"

Answer:

ans 1. -2x = -6-3y

-2x = 9y

xy = -2/9

ans 2. 5x = 20 - 4y

5x = 16y

xy = 5/16

I hope it helps....

Simplify (6x^3-x + 5)(3x^3+ 5)
With work shown?

Answers

Answer:

[tex]18x^{6}-3x^{4}+45x^{3}-5x+25[/tex]

Step-by-step explanation:

[tex](6x^{3} -x+5)(3x^{3}+5)\\\\(6x^{3})(3x^{3})+(6x^{3})(5)+(-x)(3x^{3})+(-x)(5)+(5)(3x^{3})+(5)(5)\\\\18x^{6}+30x^{3}+(-3x^{4})+(-5x)+15x^{3}+25\\\\18x^{6}-3x^{4}+45x^{3}-5x+25[/tex]

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