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The radii of two cylinders are in the ratio 2 : 3 and their heights are in the ratio 5 : 3. The ratio of their volumes is

2052Medium DSSSB TGT Computer Science 0 replies 1 views
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The radii of two cylinders are in the ratio 2 : 3 and their heights are in the ratio 5 : 3. The ratio of their volumes is

  • A4 : 9
  • B5 : 3
  • C10 : 9
  • D20 : 27
Correct answer: D

Explanation

Volume ∝ r²h, so the ratio is (2² × 5) : (3² × 3) = 20 : 27.
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