A can do a piece of work in 16 days and B completes the same in 36 days. Both complete the work together and earn ₨. 728, then find B's share?

₨. 232 ₨. 224 ₨. 268 ₨. 276

₨. 224

A   :   B Days                     16  :   36   = 4  :  9 Efficiency                9  :   4 B's share = \(\frac{4}{13}\) x  728 = ₨. 224