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Question

A, B, and C can complete a task individually in 45, 35, and 63 days respectively. They start working together, but A leaves 24 days before the work is completed, and B leaves 10 days after A leaves. How many total days does it take to finish the work?

A 25 days

B 27 days

C 29 days

D 31 days

E None of these

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