A can do a piece of work in 12 days while B alone can do it in 15 day…

Question

A can do a piece of work in 12 days while B alone can do it in 15 days. With the help of C they can finish it in 5 days. If they are paid Rs. 960 for the whole work. How much money A gets ?

Accepted Answer

Option D. Rs. 400. Answer & Solution Answer: Option D Solution: (A + B)'s 1 day work & = 112 + 115 & = 5 + 460 & = 960 = 320 (A + B + C)'s 1 day work = 1/5 ∴ C's 1 day work & = 1/5 - 320 & = 4 - 320 & = 120 Ratio of their work & = 112: 115: 120 & = 5:4:3 & A's\, share = 512 × 960 & \,\,\,\,\,\,\,\…