Multiple choice general knowledge math & puzzles

1, 4, 9, 16, 20, 36, 49

  1. 1

  2. 9

  3. 20

  4. 49
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The sequence consists of perfect squares: 1^2=1, 2^2=4, 3^2=9, 4^2=16, 5^2=25, 6^2=36, 7^2=49. The number 20 is the odd one out because it is not a perfect square; it should have been 25 to maintain the pattern.

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