A, B and C can do a piece of work in 4 days, 5 days and 7 days respectively. They get Rs 415 for completing the job. If A, B and C have worked together to complete the job, what is A?s share?

A, B and C can do a piece of work in 4 days, 5 days and 7 days respect

1.	A, B and C can do a piece of work in 4 days, 5 days and 7 days respectively. They get Rs 415 for completing the job. If A, B and C have worked together to complete the job, what is A?s share?
A.	Rs. 250
B.	Rs. 175
C.	Rs. 200
D.	Rs. 225
Answer» C. Rs. 200