Number Series · Question 7 · Medium

Find the next number in the series: 1, 2, 6, 24, 120, ?

  1. 720
  2. 240
  3. 600
  4. 840
Answer and explanation

Answer: A. 720

Explanation: Multiply by 2, 3, 4, 5 in turn; next multiply by 6: 120 × 6 = 720.

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