14 men can do a work in 18 days, 15 women can do a work in 24 days. If 14 men work for first three days and 10 women work after that for three days, find the part of work left after that?

14 men can do a work in 18 days, 15 women can do a work in 24 days. If 14 men work for first three days and 10 women work after that for three days, find the part of work left after that?
1). $\frac{3}{4}$
2). $\frac{1}{4}$
3). $\frac{1}{2}$
4). $\frac{1}{6}$

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