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gizmo_the_mogwai [7]
2 years ago
10

What is the volume of a ball with a diameter of 7 centimeters?

Mathematics
1 answer:
Leviafan [203]2 years ago
7 0
42.88. You might want to wait for another answer jyst to be 100% sure:)
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Jada made 8 cups of blueberry jam and divided the jam equally among 6 containers. How much jam went in each container?
Greeley [361]

Answer:

1.3 repeated is the answer

7 0
3 years ago
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Find the area of a circle with a diameter of 16
jenyasd209 [6]

Answer:

201.06

Step-by-step explanation:

Area of circle: A=\pi r^2

r = 1/2d = 1/2(16) = 8

\pi *8^2 = 201.06

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2 years ago
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He difference between -7/9 and 4/9 is _____.
lianna [129]

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-1.2 or -11/9 or -1  2/9

Step-by-step explanation:

7 0
3 years ago
Which expressions are equivalent to − 56 z + 28 −56z+28minus, 56, z, plus, 28? Choose 2 answers: Choose 2 answers: (Choice A) A
Dmitrij [34]

Answer:

(D)-2(28z-14) \: and\:\\(E) -7(8z-4)

Step-by-step explanation:

We are to determine which of these expressions are equivalent to: -56 z + 28

(A)\frac{1}{2}\cdot(-28z+14) \\(B)(-1.4z+0.7)40\\(C)(14-7z)\cdot(-4)\\(D)(8z-4)(-7)\\(E)-2(-28z-14)

-56 z + 28

  • If we factor out -2

-56 z + 28=-2(\frac{ -56 z}{-2} + \frac{28}{-2})=-2(28z-14)

  • If we factor out -7

-56 z + 28=-7(\frac{ -56 z}{-7} + \frac{28}{-7})=-7(8z-4)

Therefore, the two equivalent expressions are:

-2(28z-14) \: and\: -7(8z-4)

5 0
3 years ago
Can I get help please and thank you
Ipatiy [6.2K]

9514 1404 393

Answer:

  a.  0.81

  b.  v = 28000(0.81^n)

  c.  2757.36

Step-by-step explanation:

a. The growth factor is 1 more than the growth rate. Here, the growth rate is -19% (per year), so the growth factor, the multiplier, is ...

  1 -0.19 = 0.81

__

b. The equation sets value equal to the original value multiplied by the growth factor to the power of the number of years:

  value = (original value) × (growth factor)^n

  v = 28000(0.81^n)

__

c. For n=11, this is ...

  v = 28000(0.81^11) ≈ 2757.36

The value of the truck after 11 years is about $2757.

6 0
3 years ago
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