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Q: The radii of two cylinders are in the ratio 2 : 1 and their heights are 5: 2 . The ratio of their volumes is .
  • A. 5 : 1
  • B. 10 : 1
  • C. 15 : 1
  • D. 20 : 1
Correct Answer: Option B -
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Explanations:

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