Number Series Next Term

CMAT 2025 · Logical Reasoning · Easy · Logical Reasoning

Choose the correct alternative that will continue the same pattern and replace the question mark (?) in the series 7, 27, 107, 427, ?

  1. A.

    1262

  2. B.

    1707

  3. C.

    827

  4. D.

    2107

Answer

B

Explanation

Pattern:

  • 7×4−1=277 \times 4 - 1 = 27
  • 27×4−1=10727 \times 4 - 1 = 107
  • 107×4−1=427107 \times 4 - 1 = 427
  • 427×4−1=1707427 \times 4 - 1 = 1707

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