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A cube of ice melts without changing its...

A cube of ice melts without changing its shape at the uniform rate of `4(c m^3)/(min)dot` The rate of change of the surface area of the cube, in `(c m^2)/(min),` when the volume of the cube is `125c m^3,` is (a) `-4` (b) `-(16)/5` (c) `-(16)/6` (d) `-8/(15)`

A

`-4`

B

`-(16)/(5)`

C

`-(16)/(6)`

D

`-(8)/(15)`

Text Solution

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The correct Answer is:
B
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