Question
Rahul is 50% more efficient than that of Ramu. If Ramu
can complete the work in 20 days, then find the time taken by both of them to complete 50% of the work.Solution
Let the number of units of work done by Ramu in one day = 1 unit So, the number of units of work done by Rahul in one day = 1.5 units Total work = 20 × 1 = 20 units Required time taken by both of them to complete 50% of work = 10/(1 + 1.5) = 4 days
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