If A had worked alone, he would have taken 60 days to complete a work. If he is joined by B, they complete the same work in 48 days and get paid ₨ 1750. What is B's share?

Rs 496 Rs 450 Rs 350   Rs 368

Rs 350

A    :   A + B Days                60   :   48           Efficiency           4   :    5    Eff. of B = 5 - 4 = 1 B's share = \(\frac{1}{5}\) x 1750 = Rs 350