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A and B together can complete a piece of work in 12 days. B and C in 20 days, and C and A in 15 days. A, B and C together can complete it in

Correct Answer: 10 days

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Math MCQ: A and B together can complete a piece of work in 12 days. B and C in 20 days, and C and A in 15 days. A, B and C together can complete it in | Extra Education