A can do a work in 12 days and B in 24 days. If they work on

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A can do a work in 12 days and B in 24 days. If they work on - Exam Yatra

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A can do a work in 12 days and B in 24 days. If they work on it together for 4 days, then what fraction of work is left?

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EXPLANATION

Let the total work = LCM of 12 & 24 = 24 units A's efficiency = 24/12...

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