P, Q and R can do a work in 6 , 9 and 12 days respectively. They completed the work and got Rs.195. What is the share of P?
Answers.
A) 80  B) 70  C) 85  D) 90  E) 95
The ratio of their working rates = 1/6 : 1/9 : 1/12 = 6 : 4 : 3.   Since, they work together, the share of P   = 6/13 * 195 = Rs.90   Answer: 90
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P, Q and R can do a work in 6 , 9 and 12 days respectively. They completed the work and got Rs.195. What is the share of P?