Question
Ratio of the work done by P, Q and R in one day is 5:4:8
respectively. They all together can complete the work in 40 days. Q and R worked on it for 20 days. In how many days P will complete the remaining work.Solution
Let total amount work be = 40 x 17 = 680 units Amount of work done by Q and R in 20 days = 20 x 12 = 240 units Amount of work left = 680 – 240 = 440 Required time = 440/5 = 88 days
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