A and B can complete a piece of work in 12 days and 18 days respectively. A
begain to do the work and they work alternately on at a time for one day each. In
ow many days, the whole work will be completed ?
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Answer:
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Step-by-step explanation:
yvhy Sry ch Sry Sry Sry der8yj3f WI ch ch Sry j DC 3rd TN h af m
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