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Exam Pattern Mix Question 6 – answer, explanation & discussion

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Question 6 Back to Exercise

A and B together finish a job in 24 days, and B is half as efficient as A. How long would A alone take?

  • A 48 days
  • B 36 days Correct
  • C 72 days
  • D 32 days
Correct Answer: Option B

A = 2 units, B = 1 → 3 a day

Job = 72 units

A alone = 36 days

Trap: 72 days is B alone.

Answer: 36 days

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