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Practice Time and work Questions and Answers

18 women can do piece of work in 12 days. 12 men can do the same piece of work in 9 days. Find in how many days will 8 men and 8 women complete that work?
Ram can do a piece of work in 50 days. He alone worked at it for 20 days and then Lakshman completed alone the rest work in 30 days. In how many days, they...
P can do a piece of work in 30 days. Q do the same work in 40 days. R can do it in 35 days. P and R worked for 4 days and handed it to Q. Q worked for some...
5 Pandavas can do a work in 18 days, 4 Kauravas can do the same work in 30 days. Now, in how many total days the total work be finished if 1 Panadva and 1 ...
Karan can do 80% works in 40 days. Remaining work completed by Karan and Arjun in 6 days. In how many total days the total work is finish if Arjun work alo...
Reena and Teena together can do a piece of work in 60 days. Teena and Meena together can do it in 40 days. Reena starts the work and works on it for 10 day...
Work efficiency of Chacha and Bhatija are in the ratio of 3 : 1. They working together to do a piece of work and completed the work in 24 days. Now in how ...
Three Typists Axe, Wye and Zed working together 3 hours per day and can type 720 pages in 12 days. In a day Wye types as many pages more than Axe as Zed ty...
Chacha and Bhatija can complete a work in 48 days. In how many days Chacha alone does the 2/3rd of the total work if they start working together after 40 d...
Ajay started a work and left working after 8 days. Vijay finished the remaining work in next 36 days. Had Ajay left the work after working for 12 days then...
Two candles of same height can burn completely in 8 hours and 12 hours respectively. If both start burning at same time at their respective constant speed,...
Tony has 3 sons – Harry, Peter and Murphy. Harry and Peter can complete the work in 24 days and 36 days respectively. In how many days Murphy will co...
7 men and 4 boys can complete a work in 6 days. A man completes double the work than a boy. In how many days will 5 men and 4 boys complete the work?
A can complete a job in 20 hours. B alone can complete the same job in 15 hrs. A work for 9 hrs and then the remaining job is completed by B. How many hour...
If 15 women or 18 men or 12 boys can do a piece of work in 18 days of 10 hours each, find how many boys assisted by 5 women and 6 men will finish the same ...
6 boys and 8 girls can do a piece of work in 12 days. 7 boys and 11 girls can do the same piece of work in 10 days. In how many days can 2 boys and 6 girls...
Q can do a work in 15 days and R can do the two-third work done by P and Q together in a day. If R completes the work in 18 days, how many days will it tak...
A and B together can do a piece of work in 15 days which B and C together can do in 20 days. After A has been working at it for 3 days and then by B for 11...
P can do a piece of work in 10 days. Q can do it in 16 days. With the help of R, they finish the work in 4 days. In how many days can R alone do the whole ...
Gagan can do a piece of work in 14 days. Magan is 40% more efficient than Gagan. How many days will Magan and Gagan together complete the work?
A 40 hectare field is reaped by 4 men, 6 women and 8 children together in 10 days. If working capabilities of a Man, a Woman and a Child are in the ratio 6...
Rohan can do a piece of work in 30 days. Rohan with the help of Karan does the same piece of work in 20 days. If they are paid Rs 3696 for the work, then w...
Sudhanshu completes `1/3` of work in 12 days, then he completes the remaining work with the help of Neeraj in 4 days. The time required for Nee...
A can complete `1/4` of a work in 6 days and B can complete `2/5` of the work in 12 days. In how many days can both A and B together com...
Ganga, Yamuna &Saraswati can complete a piece of work in 30, 40 & 60 days respectively. All 3 of them started working together and after 4 days, Ga...
5 girls can do a piece of work in 9 days, 4 boys can do the same piece of work in 8 days, 6 men do the same piece of work in 2 days and 4 women can d...
28 men can complete a work in 20 days. 40 women can complete the same work in 28 days. 20 men and 12 women started working and after 16 days, 20 more women...
P can do a piece of work in 20 days, Q can do the same piece of work in 24 days while R can do it in 30 days. They started working together but after 4 day...
A man, a woman and a boy can do a work in 3, 2, 6 days respectively. How many children were required with 1 man and 1 woman to complete the same work in 1/...
A is twice efficient as B and B can do a piece of work in 40 days. B started the work and after a few days A joined him. They completed the work in 32 days...
8 children and 6 women together can complete a piece of work in 10 days and work done by a children in one day is one-third of the work done by a women in ...
A contractor undertook to make 20 km of roadway in 48 weeks. In 28 weeks, 8 km was completed by 120 men working 12 hours a day. The men then agreed to work...
The efficiency of P, Q, R, S are in the ratio of 6:5:4:3. If P and R can do a work together in 6 days. Then How many days Q and S will take to complete the...
A man, a woman and a girl can together complete a piece of work in 60 days. If 10 men can do it in 16 days and 8 girls can finish it in 30 days, how long w...
X can build a wall in 15 days, Y can build same wall in 25 days and Z can destroy the same wall in 30 days. If X & Y worked together for P days after that ...
A pipe can fill a tank in 20 hours, and B pipe can drain a tank in 15 hours. If a system of N pipes (fill pipes and drain pipes put together) can fill the ...
A pipe can fill a tank in 14 hours, and B pipe can drain a tank in 21 hours. If a system of N pipes (fill pipes and drain pipes put together) can fill the ...
A tank is filled by three pipes with uniform flow. The first two pipes operating simultaneously fill the tank in the same time during which the tank is fil...
A and B together can complete a job in 2 days. A alone takes x + 6 days to complete the job, while B alone takes x + 24 days to complete the same job. 1.W...
A can do a piece of work in 21 days and B in 28 days. If they together work on it for 5 days, then the fraction of the work that is left is :

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