Time & Work Questions and Answers

A and B together can do a piece of work in 12 days, which B and C together can do in 16 days. After A has been working at it for 5 days and B for 7 days, C finishes in 13 days. In how many days C alone will do the work ?

45 men can complete a work in 16 days. Six after they started working, 30 more men joined them. How many days will they now take to complete the remaining work ?

12 men can complete a work in 18 days. Six days after they started working, 4 men joined them. How many days will of them take to finish the remaining work ?

Twelve men can complete  work in 8 days. Three days after they started the work, 3 more men joined. In how many days will all of them together  complete the remaining work ?

A piece of work can be done by 6 men and 15 women in 6 days or 3 men and 4 women in 10 days. It can be done by 9 men and 15 women

4 men and 6 women finish a job in 8 days, while 3 men and 7 women finish it in 10 days. In how many days will 10 women working together finish it ?

12 children take 16 days to complete a work which can be completed by 8 adults in 12 days. 16 adults started working and after 3 days 10 aduts left and 4 children joined them. How many days will it take them to complete the remaining work

a father can do a job as fast as his two sons working together. If one son does the job in 3 hours and the other in 6 hours, how many hours does it take the father to do the job ?

A sum of money is sufficient to pay A's wages for 21 days and B's wages for 28 days. the same money is sufficient to pay the wages of both for :

A alone can finish a piece of work in 10 days which B alone can finish in 15 days. If they work together and finish it, then out of total wages of Rs 225, the amount (in rupees) that A will get, is :