Which is the odd number in the following numbers: 8, 27, 64, 100, 125, 216, 343

Which is the odd number in the following numbers: 8, 27, 64, 100, 125, 216, 343

  • (A) 27
  • (B) 100
  • (C) 125
  • (D) 343
  • Solution: Let's look at the list:
  • 8 = 2³
  • 27 = 3³
  • 64 = 4³
  • 125 = 5³
  • 216 = 6³
  • 343 = 7³
  • All of the numbers are perfect cubes except 100.
  • 100 is not a perfect cube. It is 10 squared i.e 10².
  • The correct answer: (B) 100
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Related MCQs:

 ‘NATO’ is an abbreviation of:

  • (A) North Atlantic Treaty Organization
  • (B) Non-Aligned Treaty Organization
  • (C) Non-Aligned Trading Organization
  • (D) North American Transport Organization

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