Question
Ratio of the work done by P, Q and R in one day is 4:2:5
respectively. They all together can complete the work in 35 days. Q and R worked on it for 23 days. In how many days P will complete the remaining work.Solution
Let total amount work be = 35 x 11 = 385 units Amount of work done by Q and R in 23 days = 23 x 7 = 161 units Amount of work left = 385 – 161 = 224 Required time = 224/4 = 56 days
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