Practice Time and work Questions and Answers

• Suraj is one third as good as workman as Pankaj and together they finish a piece of work in 36 days. The number of days taken by Suraj alone to finish the ...
• 4 men and 6 women together or 8 men can complete a piece of work in 20 days. 6 men and 6 women will complete the same work in
• 3 men, 4 women and 5 boys can do a piece of work in 15 days, 20 days and 25 days respectively. For first 3 days 3 men and 2 women work together and for the...
• Sushil can type 40 lines in 20 minutes but he leaves 8% margin on each line. In how much time he will type 46 pages with 80 lines on each page in which he ...
• A can do a piece of work in 28 days, while B can do the same piece of work in 42 days. They begin working together and 6 days before completion of work, A ...
• A can do 1/4th  of a work in 15 days, B can do the 25% of the work in 20 days & C can do 1/5th  of the work in 15 days. Who will complete the...
• 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 do the ...
• Brahma, Vishnu and Mahesh are three workers, employed by a Contractor. They completed the whole work in 20 days. Initially all of them worked together, but...
• 9 children can complete a piece of work in 360 days. 18 men can complete the same piece of work in 72 days and 12 women can complete the piece of work in 1...
• A man is thrice as fast as a women and a woman is twice as fast as a boy. If all of them can do a work in 18 days. than a boy can do the work in?
• Avinash is twice as good as Bhuvanesh and together they can finish a job in 50 days. Bhuvanesh will finish the work alone in how many days?
• A job is done by 15 men in 30 days and 30 women in 20 days. How many days will it take for 8 men and 12 women to finish the work?
• 15 men can complete a piece of work in 5 days, while 20 women can complete it in 5 days. 8 men start working on the job & after working for 3 days, all...
• 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...
• Efficiency of A and B are in the ratio of 2 : 3. If both can do a work together in 60 days. Find out how much days A will take to complete the work alone?
• Efficiency of A, and B are in the ratio of 3 : 4. If both can do a work together in 30 days. Find out how much days A will take to complete the work alone?
• P can complete a job in 30 days. Q alone can complete the same job in 20 days. P works for 18 days and then the remaining job is completed by Q. How many d...
• X, Y and E can do piece of work in 24, 30 and 40 days respectively. All three began to work together but X and Y left 6 and 8 days respectively before comp...
• Billy, Tony and Mike were three workers, employed by a Contractor. They completed the whole work in 20 days. Initially all of them worked together, but the...
• A man, a woman and a boy can do a work in 4, 8, 32 days respectively. How many boys are required with 1 man and 1 woman to complete the same work in&n...
• A can do a piece of work in 12 days, while B alone can do it in 18 days. They work together for 6 days and the rest of the work is completed by C in 4 days...
• 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&nb...
• 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...
• 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...
• Ram, Ankit and Shivam together can do a piece of work in 10/3 days. Ram could do it alone in 6 days and Ankit could do it alone in 12days. In how many days...
• P does one fourth as much work as Q in two third of the time. If together they take 24 days to complete the work, how much time shall Q take to do it?
• 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...
• Efficiency of A, and B are in the ratio of 2 : 3. If both can do a work together in 60 days. Find out how much days A will take to complete the work alone?
• The speeds of Vishank and Karun are 60 km/hr and 90 km/hr. Initially, Karun is at a point P and Vishank is at a place Q. The distance between P and Q is 13...
• 12 men take 6 days to complete a piece of work. They worked for a period of 2 days. After that, they were joined by 4 more men. How many more days will be ...
• 15 men can complete a piece of work in 5 days, while 20 women can complete it in 5 days. 8 men start working on the job & after working for 3 days, all of ...
• Efficiency of A, and B are in the ratio of 3 : 4. If both can do a work together in 30 days. Find out how much days A will take to complete the work alone?
•  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 team leader can do a job as fast as three members of the team working together. If one of the member can do the job in 5 hrs, the second one takes 10 hrs...
• A, B and C can mow a field in 36 days, 72 days and 54 days respectively. All the three began the work together on January 1, 2016, but A left 8 days and C ...
• Ram can do a piece of work in 12 days and Shyam can do the same work in 16 days. They both started work together, Ram left 2 days before the completion of ...
• P and Q can separately finish the work in 15 days and 25 days respectively. They worked together and P left the work, so Q complete the remaining work in 5...
• 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...
• A can complete a piece of work in 10 days. B in 15 days and C in 20 days. A and C worked together for two days and then A was replaced by B. In how many da...
• The efficiency of A, B, C, D are in the ratio of 6 : 5 : 4 : 3. If A and C can do a work together in 6 days. Then How much days B and D will take to comple...