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An edge of a variable cube is increasing...

An edge of a variable cube is increasing at the rate of 3 cm/s. How fast is the volume of the cube increasing when the edge is 10 cm long?

A

`900 "cm"^(3)//sec`

B

`100 "cm"^(3)//sec`

C

`300 "cm"^(3)//sec`

D

None of these

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The correct Answer is:
A
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