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Blababa [14]
2 years ago
8

Are these two questions correct?

Mathematics
2 answers:
jok3333 [9.3K]2 years ago
6 0
Yes! You answered them correctly!!
Oksanka [162]2 years ago
3 0

Answer:

Yes you answered them both correctly.

Step-by-step explanation:

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Need step by step explanation please.
ryzh [129]

1. Volume of 1 tennis ball = volume of sphere = 33.51 in.³

2. Volume of the cylinder = 150.8 in.³

3. Amount of space not occupied by the tennis ball = Volume of cylinder - 3(volume 1 tennis ball) = 50.27 in.³

<h3>What is the Volume of a Cylinder and Volume of a Sphere?</h3>
  • Volume of Cylinder = πr²h
  • Volume of Sphere = 4/3πr³

Diameter of the tennis ball = 4 in. (given)

1. Volume of 1 tennis ball = volume of sphere = 4/3πr³

r = 1/2(4 in.) = 2 in.

Volume of 1 tennis ball = 4/3π(2)³ = 33.51 in.³

2. Volume of the cylinder = πr²h

Radius of the cylinder (r) = 1/2(4 in.) = 2 in

Height of the cylinder (h) = 3(4 in.) = 12 in

Volume of the cylinder = πr²h = π(2²)(12) = 150.8 in.³

3. Amount of space not occupied by the tennis ball = Volume of cylinder - 3(volume 1 tennis ball)

= 150.8 - 3(33.51) = 50.27 in.³

Learn more about volume of a cylinder and a sphere on:

brainly.com/question/64165

4 0
2 years ago
5) 85% of 366.8 is what?<br> A) 431.5 B) 311.8<br> C) 128.1 D) 10146
Nataly_w [17]

Answer: The answer is B

B. 311.78

4 0
2 years ago
Read 2 more answers
Answer?350x+22,000=410x+16,000 true?
tekilochka [14]

Answer:

x=100 if im correct

Step-by-step explanation:

3 0
3 years ago
The formula for the future value V (in dollars) of an investment earning simple interest is V=p+prt, where p (in dollars) is the
serious [3.7K]

Answer:

A. p=\dfrac{V}{1+rt}

B. $2,307.69

Step-by-step explanation:

You are given the formula

V=p+prt,

where V = investment earning simple interest

p = principal,

r = interest rate

t = time

So,

A. V=p(1+rt)\\ \\p=\dfrac{V}{1+rt}

B. r = 0.06 (or 6% as percent)

V = $3,000

t =5

so,

3,000=p+p\cdot 0.06\cdot 5\\ \\3,000=p+0.3p\\ \\1.3p=3,000\\ \\p=\dfrac{3,000}{1.3}\approx 2,307.69

6 0
3 years ago
Help me please! I’ll give brainliest
mojhsa [17]

Answer:

The Answer is J because 1 1/2 or 1.5 times itself equals 2 1/4 or 2.25

3 0
2 years ago
Read 2 more answers
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