X,Y and Z can do a piece of work in 15,12 and 30 daya, respectively. They started work together, but Y left after 2 days. In what time will the remaining work be completed by X and Z?
pls
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X,Y and Z can do a piece of work in 15,12 and 30 daya, respectively. They started work together, but Y left after 2 days. In what time will the remaining work be completed by X and Z?
pls
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