Two superfast trains P & Q start from station A & B towards B & A respectively. After passing each other, they take 4 hours 48 mins & 3 hours 20 min to reach B & A respectively. If the train P is moving at 45 kmph. Find the speed of the train Q.

12 Men and 6 women can do a piece of work in 14 days, while 8 men and 9 women can do the work in 16 days. if a man gets Rs 54 per days, what should be the wage of a woman per day?

A and B can do a piece of work in 6 days and 8 days, respectively. With the help of C, they completed the work in 3 days and earned Rs. 1848. What was the share of C ?

Sixteen men can finish a work in 8 days. Eight men and nine women working together can finish the same work in 10 days. In how many days will twenty women finish the same work?