For this case we have by definition, that the volume of a sphere is given by:

Where:
r: It is the radius of the sphere
If the radius is divided by 3 we have:


ANswer:
the volume decreases considerably because the denominator increases
Yes they are right you did a great job!
<em>Hi there!</em>
<em>This should be easy,lol!</em>
<em>Answer:</em>
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<em> (Decimal: -221.702503)</em>
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<em> (Decimal: 280.592231)</em>
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<em>Sorry bout the explanation thingy. Their really long -.-!</em>
<em>But the last one is short so i'll put it for you!</em>
<em>Step-by-step explanation:</em>
<em>∴!For the last one!∴</em>
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<em />
<em>Simplifies to:</em>
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<em> </em>
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<em>Have a great day/night!</em>
Answer:
68
Step-by-step explanation:
First you multiply 8 and 4 to get 32 and that shows you how many campers have agreed to help. Next you have to subtract 32 from 100 to know how many more people you need.