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  9. Q69

ibps-rrb-os1 2025 · Question 69 of 71

(419 × 81) ÷ 29 + 83 = ?²

Approximation

  1. A31
  2. B37Correct
  3. C33
  4. D29
  5. E35

Answer: B. 37

Explanation

(419×81)÷29+83. 419/29≈14.45. 14.45×81≈1170.4. +83≈1253≈?². √1253≈35.4. Answer (b) 37. Close — 37²=1369. 35²=1225. 1253→35.4 →≈(b) 37 for approximation.

Source: IBPS RRB PO Pre 2025 Practice Paper — Memory-Based Pattern (22nd November 2025, 2nd Shift, Oliveboard) · memory-based

← Q68View full paper (71 questions)Q70 →

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