Question

1
W. +
2 2 men and 5 women can do a piece of work in 4 days, while one man and one woma
can finish it in 12 days. How long would it take for 1 man to do the work?
train​

Answer 1

Answer:

Let

Man=x & Woman=y

Then,

2x + 5y = 1/4

x + y = 1/12

or y= 1/12-x

Now

2x + 5(1/12-x)=1/4

2x+ 5/12-5x=1/4

-3x=1/4-5/12

-3x=(3-5)/12

-3x= -3/12

x=1/12

Therefore one man can finish that work in 12 days.

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