3 men and 4 boys can complete a piece of work in 12
days. 4 men and 3 boys can do the same work in 10
days. Then 2 men and 3 boys can finish the work in
number of days is:
(1) 17½
(2) 5 ⅝
(3) 8 (4) 22
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17 ½ days will be the answer
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