Question
A contractor assigned a job to three persons A, B and
A contractor assigned a job to three persons A, B and
C. ‘A’ which is 25% less efficient than ‘B’ can complete 20% of a work in 8 days. ‘C’ takes 10 days more than ‘B’ to complete the same work. ‘A’ and ‘B’ started working together and after 4 days C joined them. Due to some personal emergency ‘A’ left after 5 more days and rest of the work is completed by 'B' and 'C', together. Find the total time taken to complete the whole work.
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