Multiple choice

In each of the following questions, a series is given, with one term missing choose the correct alternative from the given ones that will complete the series. $2, 3, 8, 27, 112, ?$

  1. $452$
  2. $565$
  3. $339$
  4. $422$
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The pattern is: multiply by 1 and add 1, multiply by 2 and add 2, multiply by 3 and add 3, and so on. So 2×1+1=3, 3×2+2=8, 8×3+3=27, 27×4+4=112, and 112×5+5=565. Each term follows the rule: previous term × position + position.

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