Practice Time and work Questions and Answers

• ‘A’ and ‘B’, alone can complete a work in 25 days and 50 days, respectively. Both of them started the work together but ‘A’ left the work when ...
• Three boys can do a work in 15 days where as 6 girls can do in 12days. What will be the time taken to complete the same work by a teacher if the efficiency...
• Mukta takes 8 hours less than Raj to complete the work, and Mukta also takes 32 hours less than Bheem to complete the same work. If Raj and Bheem start wor...
• Sonal completed 30% of work alone and left the remaining work for Vinod who completed it in 28 days. If the total work got completed in 40 days, then find ...
• Anmol can do a piece of work in 30 days, Bineet can complete double the work in 90 days and Chintu can do the work in 60 days. If all of them jointly gets ...
• Arjun and Bheem can do a piece of work in 8 and 10 days respectively. If they started the work together and worked on it for 3 days, then find the time tak...
• (y+40) boys can do a piece of work in (z-20) days. (y-5) boys can do the same piece of work in (z+20) days. If (y+30) boys can do the same piece of work in...
• Ajay alone can complete a work in 10 days and Bittu alone can complete the same work in 15 days. Ajay starts the work alone and after three days Bittu join...
• A certain Sales target was assigned to a team of men to complete in 18 days. But 8 men did not turn up for the target and the rest men complete the sales t...
• The efficiency of C is 20% more than the efficiency of D. D alone can complete a piece of work in (y-2) days. The time taken by C alone to complete the wor...
• When working alone, Ansh takes 12 more days than time taken by Ansh and Balu together to finish certain work. If Ansh is 50% more efficient than Balu, then...
• 3 women and 1 girl together can complete a work in 25 days. 2 women and 5 girls can together complete half of the same work in 9 days. Find the time taken ...
• A and B together can do a piece of work in (p-8.8) days.The efficiency of D is 10% less than the efficiency of B. A and C together can do the same piece of...
• In a Construction site Men, Women and Children were working in the ratio 6:3: 1 to finish a job and their individual wages were in the ratio 3:1:2. Entire ...
• Anita started working and left after 3 days and aftere that Binita started the rest work and finished it in another 5 days. Had Anita left the work after w...
• Ram can do a work in 60 days while Mohan can do the same in 84 days. If Ram work for 'x' days while Mohan work for ' x + 2' days then one-third of the work...
• Amit can do certain work alone in 'w' days. Arjit can do the same work alone in (w + 12) days.Gaurav started working and did (1/2) the work at the efficien...
• A, B and C can complete a work in 2 days. If A alone can complete the same work in 6 days and B in 4 days, how long will it take for C to finish the work a...
• Rahul alone can do 60% of the same piece of work in (z-4) days. Queen and Rahul together can do 75% of the same piece of work in (0.5z+4) days. Pankaj alon...
• Amisha is 50% more efficient than Khushi. Amisha started a work, worked for 'w' days and then Khushi replaced Amisha. khushi completed the remaining work i...
• Aman, Arun and Abraham can complete a work in 12, 20 and 24 days respectively. They all start working together. Aman left the work 1 day before its complet...
• A can complete a piece of work in 18 days. B can complete the same work in 72 days. While C is 33(1/3)  more efficient than B. All three started working t...
• A is half as efficient as B. C does half as much work as A and B together. If c alone can do the work in 40 days. Then in how many days will A, B and C tog...
• A and B can finish a piece of work in 20 days and 30 days respectively. Both work on alternate days. In how many days will the work be completed when A sta...
• Anuj can complete a certain piece of work in 25 days by taking rest for 9 hours daily. If he rests twice as much as before and also works twice as fast, th...
• A, B and C are hired at Rs 1050 to do a piece of work. A and B together complete 19/23 part of the work. And B and C together complete 8/23 of the work. Th...
• Three men A, B, and C working together dig 648 m deep in six days. C digs as many meters more than B. B digs as many meters more than A. Then how much digg...
• A and B can complete a work in 18 hours. A leaves the work after 6 hours. B takes 36 hours to complete the remaining work. If A works alone. then how many ...
• Lata can do 1/3rd of a work in 4 days and Asha can do 1/6th of the same work in 3 days. If both work together then how many days will it take to complete ...
• A and B do some work, the efficiency of A is 25% more than that of B. If B does a piece of work in 10 days more than A. Then find out in how much time both...
• Deepak and Deepti with each other can complete a work in 60 days, Deepti and Danny in 90 days  and Deepak and Danny in 90 days. In how many days can Deepa...
• Anupam can do a piece of work in 36 days and Rajveer can do it in 15 days. Diksha can do the same work in (17/18) times the number of days required by both...
• Ishita is 0.5 times more efficient than Evita. If both of them work on alternate days starting with Ishita, they can finish the work in 19 days. If Somil a...
• Puneet and Qureshi together can complete (7/8)th of a piece of work in 9 days, Qureshi and Rohit together can complete (3/5)th of the work in 8 days and Pu...
• Anita is 1100% more efficient than Veena. If Veena can do (1/24)th part of work in six days, then Anita alone can complete the work in_______days. If Anita...
• Ishan alone can do a certain piece of work in 'w' days and Bhanumati can do it in '2w' days (w is a positive integer). Both together can do the work in 'x'...
• How can we determine the value of x, given that (x+8) workers, working 9 hours a day, can finish 60% of a task in 12 days, and (x+2) workers, working 3 hou...
• If 'A' needs 24 more days to complete a certain task working alone compared to when 'A' and 'B' work together, and 'A' is 50% more efficient than 'B', what...
• A certain number of men, represented as 'm', can finish a task in 40 days. However, if there were 15 additional men, the same task would be completed in 25...
• 'B' is 20% more efficient than 'A.' 'A' began working on a task alone and continued for 8 days, after which 'B' took over and completed the remaining work ...