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  9. Q83

BPSC (Bihar PCS) 2022 · Question 83 of 150

Anil and Suman together can do a work in 12 days, which Anil alone can do in 20 days. If Suman alone has to do this work, he will take

Mental Ability

  1. A28 days
  2. B29 days
  3. C30 daysCorrect
  4. D27 days
  5. ENone of the above/More than one of the above

Answer: C. 30 days

Explanation

Suman's rate = 1/12 − 1/20 = 1/30, so Suman alone takes 30 days.

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

← Q82View full paper (150 questions)Q84 →

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