P can do a work in 24 days. Q can do the same work in 9 days and R can do the same in 12 days. Q and R start the work and leave after 3 days. P finishes the remaining work in_________days. Time-Work
Q1. P can do a work in 24 days. Q can do the same work in 9 days and R can do the same in 12 days. Q and R start the work and leave after 3 days. P finishes the remaining work in_________days. Time-Work
Answer: 10
Explanation: Q and R together complete 7/12 of the work in 3 days; P finishes the remaining 5/12 at rate 1/24 per day, taking 10 days.