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A is twice as efficient as B and B is three times as efficient as C. If C alone can complete a work in 72 days, then A and B together will complete it in:

Correct Answer: 8 days

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Math MCQ: A is twice as efficient as B and B is three times as efficient as C. If C alone can complete a work in 72 days, then A and B together will complete it in: | Extra Education