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  9. Q38

ibps-rrb-os1 2017 · Question 38 of 74

7, 4, 5, 12, 52, ?

Simplification/Approximation

  1. A424Correct
  2. B428
  3. C318
  4. D440
  5. ENone of these

Answer: A. 424

Explanation

(7+1) × 0.5 = 4 (4+1) × 1 = 5 (5+1) × 2 = 12 (12+1) × 4 =52 (52 +1) × 8 = 424

Source: IBPS RRB PO Prelims 2017 Memory Based Paper (Adda247) · memory-based

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