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A and b together can do a piece of work in 3 days but alone can do it in 12 days how many days would be alone take to do the same work tell bi explanation full |
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Answer» 3/12Step-by-step EXPLANATION:a's 1 day WORK =1/12a and B one day work 1/3b one day work= 1/12-1/3LCM 124/3-1/12= 4-1/123/12 |
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