Practice Time and work Questions and Answers

• It takes a team of either 20 boys or 35 girls, 27 days to achieve a sales target. How many days will it take for a team consisting of 21 boys and 42 girls ...
• M and N, working in tandem, can successfully attain the sales target within a span of 15 days. Now, if N's efficiency is _______ percent less than that of ...
• A and B can complete a job together in 30 days; B and C can complete the same job together in 25 days, while C and A can complete the same job together in ...
• P, Q, and R can complete a work in 12 days. 15 days and 30 days, respectively, working alone. How soon can the work be completed if P is assisted by Q and ...
• Ram can do a piece of work in 12 days and Shyam can do the same work in 20 days. They both started work together, Ram left 4 days before the completion of ...
• V and N, working individually, can complete a task in (w – 2) days and (w + 4) days, respectively. N initiated the task alone and was later joined by V a...
• A can complete 25% of work in five days. And this takes four days more than B to complete the whole work. They started the work together but after X days A...
• Raj, Sanjay and Vaibhav can separately finish a work in 20, 30 and 40 days, respectively. In how many days Raj can finish the work if he is assisted.by San...
• A, B, and C can finish work in 5 days, 10 days, and 15 days, respectively, working alone. A and B work on the first day, A and C work on the second day, A ...
• Two people, A and B, working separately can sanitize a building in 6 and 10 hours, respectively. They work in stretches of one hour alternately. If A begin...
• Aarif, Arun, and Abraham can do work in 12, 15, and 24 days, respectively. They all begin together. Aarif leaves the work 1 day, Arun 3 days and Abraham 4 ...
• A civil contractor planned to build an over bridge of 3 km distance in 600 days. For this purpose, he employed 90 workers. After 200 days of work, it was o...
• A takes twice as much time as B and thrice as much time as C to finalize a task. Working together, they can complete the task in 8 days. The time (in days)...
• Raju, Shubham, and Mohan can work for 15 days, 20 days and 25 days respectively. In how many days will the work be finished if they do it on alternate days...
• If one man or two women or four boys or five girls can finish a work in 39 days, then how many days will one man, one woman, one boy and one girl together ...
• 25 men and 45 women can complete a piece of work in 15 days, while 15 men and 60 women can complete it in 20 days. In how many days can 69 men and 67 women...
• 4 girls can do work in 8 days, 3 boys can do the same work in 9 days, 7 men in 2 days, and 5 women in 4 days. Who is the least efficient?
• There are three taps of diameter 2 cm, 3 cm, and 4 cm, respectively. The ratio of the water flowing through them is equal to the ratio of the square of the...
• 1 man and 4 women can complete a work in 65 /4 days, while 3 men and 4 women can complete it in 13 /2 days. In whom many days will be 13 women complete the...
• If 6 women can complete a work in 3 days, and 9 girls can complete the same work in 2 days, then find the time taken to complete the same work by 8 women a...
• Ten men begin to do work. But after some days, four of them left the job. As a result, the job that could have been completed in 40 days is completed in 50...
• Numan does 4/ 5 half the work as Gagan in time. If together they take 16 days to complete a piece of work, then how long will Gagan take to complete the wo...
• 20 men can finish a work in 220 days, but at the end of 90 days, 20 additional men are employed. In how many more days will the work be completed?
• Aaru Swati and Rajni can finish a work in 4 days if they work together. However, Aaru alone will take 9 days to complete the work, and Swati alone will com...
• A, B, C can do a piece of work in 11 days, 20 days, and 22 days respectively. If B works daily and is supported by A and C on alternate days beginning with...
• A is 20% more efficient than B. How much time will they working together take to complete a job which A alone could have done in 29 days?
• 12Men and 12women can complete a piece of work in 9 days. 6 men and 15 women can complete the same work in 12 days. How long (in days) would it take 9 wome...
• A does 55% of some work in 12 days. Later, with B’s help, she completes the remaining work in 4 days. In how many days can Be B complete the entire work ...
• The day efficiency of Rajeev is equal to the one-day efficiency of Divya and Vivek together. Divya is 25% more efficient than Vivek and starts with 20% mor...
• A’ and ‘B’ alone can do a certain work in 20 days and 30 days, respectively. Both started the work together but after ‘x’ days ‘A’ left the w...
• P is 60% more efficient than Q. P takes 30 more days to finish a work as compared to the number of days taken by P and Q together to finish the same work. ...
•  Saurabh can complete a piece of work in 20 days. He worked for 5 days and left. Anirudh completed the remaining work in 12 days. If both had done the wor...
•  Ajay, Bablu and Chirag can complete a certain work in 21, 28 and 15 days respectively. Ajay and Chirag started the work while Bablu joined them after 3 d...
• Twenty laborers can complete a piece of work in 12 days. If 20 laborers started working and after 3 more days, additional laborers joined to complete the r...
• Working 10 hours a day, Jagan can complete a work in 12 days while working 8 hours a day, Magan can complete the same work in 9 days. If Jagan and Magan wo...
• Saurabh can complete a piece of work in 20 days. He worked for 5 days and left. Anirudh completed the remaining work in 12 days. If both of them had done t...
• 'R' can independently complete a task in 36 days, whereas 'S' can accomplish 40% of the same work within 16 days. 'S' starts the task solo and withdraws af...
• Anjali,' 'Bheem,' and 'Chetna' started a business together with initial investments of Rs. 3,875, Rs. (B + 2700), and Rs. 'B,' respectively. After 16 month...
• 'Asmita,' who is three times as efficient as 'Bittu,' can complete a task on her own in 15 days. 'Asmita' and 'Bittu' began working together, but after 3 d...
• If Pawan can do a piece of work in 6 days and Mantu can complete the same work in 2 days, then in how many days will both of them together complete the wor...