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Sergio039 [100]
3 years ago
14

A paving company is preparing to build a driveway that will be 40 feet long and 12 feet wide. They will start with an 18 inch la

yer of crushed gravel, how many cubic feet of gravel will they need.
Mathematics
1 answer:
svetlana [45]3 years ago
3 0

Answer:27

Step-by-step explanation:first you need 40 x 12 for the area for your gravel

so 480 divided by 18 = about 27

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HELP FAST PLEASE! ILL GIVE 20 POINTS PLUS BRAINLIEST!!!!
pav-90 [236]

Answer:

  see below

Step-by-step explanation:

The recursive function tells you the first term is 1. That is the meaning of ...

  a_1=1

It also tells you that to find the next term, you multiply this term by 1/2:

  a_2=\dfrac{1}{2}a_1=\dfrac{1}{2}\cdot 1=\dfrac{1}{2}

And, to find the next term, you multiply this term by 1/2:

  a_3=\dfrac{1}{2}a_2=\dfrac{1}{2}\cdot\dfrac{1}{2}=\dfrac{1}{4}

Then the first three terms are ...

  1, 1/2, 1/4

4 0
3 years ago
Solve the following systems mathematically using substitution <br><br>-4x-3y=12<br><br>y=2x-14
miv72 [106K]

Answer:

(3,-8)

Step-by-step explanation:

6 0
3 years ago
Youlanda bought a new laptop for $459 and paid 7.5% in sales tax. How much did Youlanda pay in sales tax?
Snezhnost [94]

Good evening!

In this question, we were asked to solve for the sales tax of the laptop that Youlanda bought.

We were given:
- Cost of laptop: $459

- Sales Tax: 7.5%

In order to find the amount Youlanda paid for the sales tax, we would multiply the cost of the laptop ($459) by the sales tax (0.075):

Calculate:
459 × 0.075 = 34.425

Your answer would be: $34.425

8 0
2 years ago
Someone please help me with this I’m struggling
VladimirAG [237]

C  = 2 π r; r = 29 m

so

C = 2 π (29)

C = 58π

Answer

C = 59π m

8 0
3 years ago
What is the value of X in the diagram
stepladder [879]

Answer:

X = 25.28

Step-by-step explanation:

By Pitagoras Theorem:

9^2 + Y^2 =24^2

81 + Y^2 = 576

Y^2 = 495

Y = 22.25

Now Y is one catet for to find X

X^2 = 12^2 + 22.5^2

X^2 = 144 + 495

X^2 = 639

X = 25.28

Best regards

6 0
2 years ago
Read 2 more answers
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