Mathematics · Application of Derivatives
A spherical iron ball 10 cm in radius is coated with a layer of ice of uniform thickness that melts at a rate of 50 cm3/min. When the thickness of the ice is 15 cm, then the rate (in cm/min) at which the thickness of the ice decreases is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1136π
- 2118π✓
- 3154π
- 456π
Correct answer
118π
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