7 men and 8 boys can do a pieces of work in 2 days. 4 men and 12 boys can do 29/56 of the work in 1 day. in how many days will 1 man do this work?
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Step-by-step explanation:
7m + 8b =1/2. work in a day-------(1)
4m + 12b=29/56. work in a day-------(2)
Multiply equation (1) by 12
Multiply equation (2) by 8
I. e, 84m + 96 b =6-
32m + 96 b =(29/7)
--------------------------
52m. =(13/7)
m =(13/7) = 1
--------- ----- work in a day
52. 28
A man can do work in 28 days
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