List of top General Management Questions on Time and Work

Neha can do a work in 2 days while Megha can do the same work in 3 days. Both of them finish the work together and get Rs 450. The share (in Rs) of Neha is :
Raghav can do a work in 15 days and Akshay in 20 days. If they work on it together for 4 days, then the fraction of the work that is left is :
Monu and Sonu can do a work in 25 and 20 days respectively. They started the work together but Monu leaves after few days and Sonu completed the remaining work in 11 days. In how much time (in days) did Monu leave ?
A can do a piece of work in 40 days. He works at it for 5 days and then B alone finishes the remaining work in 21 days. In how much time (in days) will A and B, working together, finish the work ?
3 women and 4 boys can earn Rs 7560 in 7 days. 11 women and 13 boys can earn Rs 30080 in 8 days. In what time (in days) will 7 women and 9 boys earn Rs 24800 ?
6 men or 5 women earn Rs.16,800 in 4 days. How much will 4 women and 6 men earn in one day?
5 men and 4 women can earn Rs.20000 in 8 days. 10 men and 7 women can earn Rs.23750 in 5 days. In how many days will 8 men and 6 women earn Rs.12,000?
A and B together can complete a task in 15 days. If A works half as efficiently as he usually does and B works thrice as efficiently as he usually does, then the task gets completed in 8 days. How many days would A take to do the task if he works alone?
P and Q can do a piece of work in 8 and 12 days respectively. If they work for a day alternately, beginning with P, then the work will be completed in how many days?