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SSC MTS 2023 · PYQ · Number Series · medium

What should come in place of '?' in the given series? 9, 15, 33, 87, ?, 735, 2193

  1. A.249✓ Correct
  2. B.237
  3. C.225
  4. D.241

Explanation

The pattern is ×3−12: 9×3−12=15, 15×3−12=33, 33×3−12=87, 87×3−12=249, 249×3−12=735. So the missing number is 249.
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