Multiple choice general knowledge math & puzzles

2, 6, 12, 20, 30, 42, 56, _______

  1. 82

  2. 92

  3. 72

  4. 52

  5. 42

  6. 32
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The sequence follows the rule n² + n (or n(n+1)): 1*2, 2*3, 3*4, 4*5, 5*6, 6*7, 7*8. The next is 8*9 = 72.

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