If 8 men or 12 women can do a piece of work in 15 days, in how many days can the same work be done by 6 men and 11 women? Choose the correct choice:
A) 9 days
B) 11 days
C) 13 days
D) 15 days
E) 17 days
8men = 12women (i.e 2men = 3women)   12women 1 day work= 1/15   soln:   6men(9women)+ 11women=20women=?   1 women 1 day work =12*15= 1/180   so, 20 women work= 20/180=1/9   ans: 9 days   9 daysNSWER:9 days
<result>A</result>
If 8 men or 12 women can do a piece of work in 15 days, in how many days can the same work be done by 6 men and 11 women?