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Question

64 is related to 4 following a certain logic. Following the same logic, 216 is related to 6. To which of the following is 729 related, following the same logic?

NOTE: Operations should be performed on whole numbers, without breaking them into their constituent digits.

The correct answer is

9

The correct answer is "9." The logic follows the cube root pattern: 64 → 4 (cube root of 64 is 4), 216 → 6 (cube root of 216 is 6), and 729 → 9 (cube root of 729 is 9).

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Important Questions from Number Series

  1. Select the number from among the given options that can replace the question mark (?) in the following series.

    37, 52, 74, 104, 143, ?

  2. Select the number that can replace the question mark (?) in the following series.

    17, 19, 22, 27, 34, 45, 58,?
  3. Select the number from among the given options that can replace the question mark (?) in the following series.

    10, 14, 31, 35, 73, 77, ?

  4. Select the number from among the given options that can replace the question mark (?) in the following series.

    215, 231, 256, 292, ?

  5. Select the number from among the given options that can replace the question mark (?) in the following series.

    6, 6, 8, 24, 28, 140, ?

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