Question
Ruchira was supposed to complete a task in 22 days.
However, during the first 10 days, she did only 1/30 of the work on 30 each day. What share of the work will Ruchira have to do daily from the 11th day so that the work is completed on time?Solution
According to the question The first 10 days she did only 1/30 of the work on each day = (10 × 1/30) =1/3 The remaining work = (1-1/3) = (3-1)/3 = 2/3 Now, Time taken to complete a task by Ruchira in 12 days = [(1/ (22-10) × 2/3] = (1/12 × 2/3) =1/18 The required work is 18.
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