1.

P, Q and R can do a work in 12, 24 and 32 days respectively. They all begin together. P continues to work till it is finished. R left after 4 days and Q one and half day before its completion. In what time is the work finished?

Answer»

P, Q and R can do a work in 12, 24 and 32 days respectively. They all begin together. P continues to work till it is finished. R left after 4 days and Q one and half day before its completion. In what time is the work finished?




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