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A can do a piece of work in 8 days and B...

A can do a piece of work in 8 days and B can do the same piece of work in 12 days. A and B together complete the same piece of work and get Rs. 200 as the combined wages. B's share of the wages will be a. `R s .75` b. `R s .80` c. `R s .85` d. `R s .90`

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