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West Bengal Police SI 26 Aug 2018 Solved Paper

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Question : 4

Total: 100

‘A’ can do a work in 10 days, ‘B’ in 12 days and ‘C’ in 15 days. They started doing work together but after 2 days of starting of work, ‘A’ left and 4 days before completion, ‘C’ left the work, In how many days work was finished ?

65/7 days
67/9 days
64/9 days
66/8 days

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