Question 58

16 Girls take 5 days to complete a work. 15 Women take 4 days to complete the same work. If 10 Girls and 9 Women work ‘x’ days to complete the same work. What is the value of x ?

Solution

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Total work in terms of girl days i.e only girls working is 16*5=80 GD
Total work in terms of Women days i.e only women working is 15*4=60 WD
Therefore 80 GD=60 WD
1 WD=4/3 GD
So total work in terms of given people is 10x GD+9x WD=80 GD
10x GD+ 12x GD=80 GD
22x=80
x=40/11 days

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