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Railways PYQCBT 2 2017

RRB NTPC · Question 105

What will be the next number in the series? 12, 48, 240, ____

  1. 440

  2. 480

  3. 1200

  4. 1440

Show answer & explanation

Answer: (D) 1440

Explanation

12 × 4 = 48, 48 × 5 = 240, so the next term is 240 × 6 = 1440.