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Volume and Surface Area of Solid Figures

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  1. If height of cylinder is decreased by 8%, while its radius remains unchanged, by what per cent does the volume decrease ?
    1. 4%
    2. 6%
    3. 8%
    4. 10%
Correct Option: C

According to the formula,
Percentage change in volume is directly proportional to the height,
So percentage decrease in volume = 8%


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