A alone can do a work in 15 days and B alone can do it in 10 days.if they both work together so how many days will they take to finish the work ?
(please give answer with correct explanation)
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Work done by A in 1 day = 1/15
Work done by B in 1 day = 1/10
Work done together = 1/10 + 1/15 = 5/30 = 1/6
So, they will complete the work in 6 days if they work together.
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