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A and B can complete a piece of work in 12 days. B and C can complete the same work in 15 days, C and A can complete that work in 20 days. If A, B and C start working together they will complete it in following days

Correct Answer: 10 days

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Math MCQ: A and B can complete a piece of work in 12 days. B and C can complete the same work in 15 days, C and A can complete that work in 20 days. If A, B and C start working together they will complete it in following days | Extra Education