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Direction: Find out the missing number in the series. 1, 4, 9, 16, 25, __________

Question and options

Direction: Find out the missing number in the series.

1, 4, 9, 16, 25, __________
  1. 13
  2. 42
  3. 36
  4. 35

Answer and explanation

Correct answer: C - 36
The terms are the squares of 1, 2, 3, 4 and 5 (1, 4, 9, 16, 25). The next term is the square of 6, which is 36. 35 is one less than the square, and 13 and 42 follow no pattern in the series.

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  • CUSAT CAT Five-Year LL.B.

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