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Miscellaneous·2020·Easy

The volumes of two cones are in the ratio 1 : 4 and their diameters are in the ratio 4 : 5. What is the ratio of their heights?

The volumes of two cones are in the ratio 1 : 4 and their diameters are in the ratio 4 : 5. What is the ratio of their heights?

Options

  1. a.

    25 : 64

    Correct answer
  2. b.

    16 : 25

  3. c.

    9 : 16

  4. d.

    5 : 9

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