Aditipandeysheero725
18.06.2021
math
secondary school
answered
8 men and 3 women finished a piece of work in 8 days. 2 men and 12 women can also finish the work in 8 days. how many days will 6 men and 6 women take to finish the same work?
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Answer:
let work done by 1 men in 1 day=m
let work done by 1 women in 1 day=w
So,
4m+6w=1/8 .....(1)
3m+7w=1/10 ....(2)
Multiply equation(1) by 3 and equation(2) by 4
12m+18w=3/8
12m+28w=4/10
Subtract the two equations,
10w=104−8310w=8032−3010w=401
So, 10 womens 1 day work will be 1/40
Thus, 10 womens will complete the work in 40 days
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