IRMA Exam, 2007
Q. 18 men can complete a piece of work in 63 days. 9 women take 189 days to complete the same
piece of work. How many days will 4 men, 9 women and 12 children together take to complete the piece of work if 7 children alone can complete the piece of work in 486 days?
(1) 76 (2) 63
(3) 54 (4) 81
(5) None of these
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