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  • Quantitative Aptitude Test
  • Find the number to replace the question mark(?). 121, 25,...
Multiple choice

Find the number to replace the question mark(?).

121, 25, 7, 3, 2, ?

  1. 0

  2. 2

  3. 1

  4. -1

  5. None of these

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The series given here is: 5!+1, 4!+1, 3!+1, 2!+1, 1!+1, 0!+1

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