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  9. Q85

BPSC (Bihar PCS) 2022 · Question 85 of 150

What are the two natural numbers whose product is 2400 and the sum of whose squares is 5200?

Mental Ability

  1. A80, 30
  2. B75, 32
  3. C60, 40Correct
  4. D120, 20
  5. ENone of the above/More than one of the above

Answer: C. 60, 40

Explanation

60 × 40 = 2400 and 60² + 40² = 3600 + 1600 = 5200.

Source: 67th BPSC Prelims Re-Exam 2022 (Set D)

← Q84View full paper (150 questions)Q86 →

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