If 8 men or 12 women can do a piece of work in 30 days, in how many days can the same work be done by 6 men and 11 women?
Pick.
A) 10 days
B) 11 days
C) 13 days
D) 15 days
E) 18 days
8men = 12women (i.e 2men = 3women)   12women 1 day work= 1/30   soln:   6men(9women)+ 11women=20women=?   1 women 1 day work =12*30= 1/360   so, 20 women work= 20/360=1/18   ans: 18 days   ANSW18 daysR:18 days
<result>E</result>
If 8 men or 12 women can do a piece of work in 30 days, in how many days can the same work be done by 6 men and 11 women?