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Selected question sets and conceptual solution sets on WBCS Mains Arithmetic and Reasoning

How to solve Time and Work problems in simpler steps, type 1 brief


C and A can do a piece of work in 20 days, B and C in 24 days, and A and B in 30 days. B and C leave after three of them work together for 10 days. In how many more days would A complete the work? Using rich concept of Work rate technique and solving the problem as far as possible in mind, without writing anything on paper, results in within a minute solution...


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