Practice Time and work Questions and Answers

• P can do a piece of work in 15 days, Q can complete double the work in 60 days and R can do the work in 40 days. If all of them together earn Rs. 3000, the...
• P can do a piece of work in 20 days, Q can complete double the work in 40 days and R can do the work in 30 days. If all of them together earn Rs. 3200, the...
• P can do a piece of work in 10 days, Q can complete double the work in 30 days and R can do the work in 20 days. If all of them together earn Rs. 3900, the...
• P can do a piece of work in 15 days, Q can complete double the work in 40 days and R can do the work in 20 days. If all of them together earn Rs. 3000, the...
• P can do a piece of work in 12 days, Q can complete double the work in 20 days and R can do the work in 15 days. If all of them together earn Rs. 2500, the...
• P alone can finish a piece of work ‘M’ in 6 days while Q takes 3 days to finish it alone. P, Q and R working together can finish the work ‘N’ which...
• P alone can finish a piece of work ‘M’ in 5 days while Q takes 3 days to finish it alone. P, Q and R working together can finish the work ‘N’ which...
• P alone can finish a piece of work ‘M’ in 12 days while Q takes 8 days to finish it alone. P, Q and R working together can finish the work ‘N’ whic...
• P alone can finish a piece of work ‘M’ in 8 days while Q takes 4 days to finish it alone. P, Q and R working together can finish the work ‘N’ which...
• P alone can finish a piece of work ‘M’ in 6 days while Q takes 3 days to finish it alone. P, Q and R working together can finish the work &lsqu...
• P alone can finish a piece of work ‘M’ in 8 days while Q takes 4 days to finish it alone. P, Q and R working together can finish the work &lsqu...
• P alone can finish a piece of work ‘M’ in 6 days while Q takes 4 days to finish it alone. P, Q and R working together can finish the work ‘N’ which...
• P alone can finish a piece of work ‘M’ in 6 days while Q takes 3 days to finish it alone. P, Q and R working together can finish the work ‘N’ which...
• Shivam invested 25000 at 12% p.a. simple interest for ‘x’ months. If at the end of ‘x’ months, he received a total amount of Rs.30000. What is the ...
• An elephant can do a work as fast as two horses ‘A’ and ‘B’ can do it by working together. If horse ‘A’ alone can complete the work in 9 hours ...
• A does 4/5 of a piece of work in 20 days. He then calls in B and they finish the remaining work in 3 days. How long B alone will take to do whole work?
• P and Q can do a piece of work in 20 days and 12 respectively, P started the work alone and then after 4 days Q joined him till the completion of the work....
• Ravi and Manish can do a piece of work in 16 days and 20 days respectively. How long will it take to finish the work if Manish is to be replaced by Sanjay ...
• P and Q together can do a job in 6 days, Q & R can finish the same work in 60/7   days. P started the work and worked for 3 days. Q & R contin...
• A and B can complete a work together in 30 days. If A alone can complete one-third of the work in ‘x’ days and remaining work is completed by B...
• P alone can finish a piece of work ‘M’ in 6 days while Q takes 3 days to finish it alone. P, Q and R working together can finish the work &lsqu...
• A and B alone can complete a work in 15 and 30 days, respectively. 50% of the work is completed by C in 2x days, and the remaining work is completed by A a...
• A, B and C alone can complete a work in 30, 60 and 45 days respectively. All of them started working together but after 3 days from start A left the job an...
• ‘A’ and ‘B’ together can complete a work in 8 days, while ‘B’ and ‘C’ together can complete the work in 10 ...
• ‘A’ alone can complete a work in 40 days while ‘A’ and ‘B’ together can complete the same work in 30 days. How much per...
• A alone can complete 60% of a work in 36 days while B takes 30 days more than A to complete it. If B and C together can complete the work in 40 days, then ...
• A alone can complete 40% of a work in 18 days while B takes 15 days more than A to complete it. If B and C together can complete the work in 20 days, then ...
• A alone can complete 70% of a work in 21 days while B takes 15 days more than A to complete it. If B and C together can complete the work in 20 days, then ...
• A alone can complete 40% of a work in 18 days while B takes 15 days more than A to complete it. If B and C together can complete the work in 20 days, then ...
• A alone can complete 50% of a work in 9 days while B takes 6 days more than A to complete it. If B and C together can complete the work in 12 days, then fi...
• A alone can complete 50% of a work in 20 days while B takes 16 days more than A to complete it. If B and C together can complete the work in 24 days, then ...
• A alone can complete 50% of a work in 10 days while B takes 8 days more than A to complete it. If B and C together can complete the work in 12 days, then f...
• Komal and Seema individually can complete a task in ‘2a’ hours and ‘5a’ hours respectively. If they together can complete half of the work in 5 ho...
• Komal and Seema individually can complete a task in ‘2a’ hours and ‘7a’ hours respectively. If they together can complete half of the work in 7 ho...
• Komal and Seema individually can complete a task in ‘3a’ hours and ‘7a’ hours respectively. If they together can complete (2/3)rd of the work in 7 ...
• Komal and Seema individually can complete a task in ‘3a’ hours and ‘5a’ hours respectively. If they together can complete (2/3)rd of the work in 5 ...
• Komal and Seema individually can complete a task in ‘5a’ hours and ‘7a’ hours respectively. If they together can complete (4/5)th of the work in 7 ...
• 108 unit of work can be completed by P alone in 18 days. P started working alone and joined by Q after 9 days such that they completed the remaining work i...
• 120 unit of work can be completed by P alone in 20 days. P started working alone and joined by Q after 10 days such that they completed the remaining work ...
• 114 unit of work can be completed by P alone in 19 days. P started working alone and joined by Q after 10 days such that they completed the remaining work ...