Time and Work

ABC26GN3463 · A is 30% more efficient than B. How much time will they, working together, take to complete a job which A alone could have done in 23 days ?

ABC26GN3464 · A can do a piece of work in 10 days working 8 hours per day. If B is two-thirds as efficient as A, then in how many days can B alone do the…

ABC26GN3465 · A does half as much work as B in one-sixth of the time. If together they take 10 days to complete a work, how much time shall B alone take… · 2005

ABC26GN3466 · A is 50% as efficient as B. C does half of the work done by A and B together. If C alone does the work in 40 days, then A, B and C together…

ABC26GN3467 · Two workers A and B working together completed a job in 5 days. If A worked twice as efficiently as he actually did and B worked 1/3 as…

ABC26GN3468 · A can do a work in 15 days and B in 20 days. If they work on it together for 4 days, then the fraction of the work that is left is :

ABC26GN3469 · A can do a piece of work in 15 days, which B can do in 10 days. B worked at it for 8 days. A can finish the remaining work in · 2004

ABC26GN3470 · A and B can complete a work in 18 days and 15 days respectively. They started doing the work together but after 3 days A had to leave and B…

ABC26GN3471 · A, B and C can separately do a work in 12, 15 and 20 days respectively. They started to work together but C left after 2 days. The… · 2006

ABC26GN3472 · A can complete a piece of work in 18 days, B in 20 days and C in 30 days. B and C together start the work and are forced to leave after 2… · 2010

ABC26GN3473 · 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 2 days and then A was replaced by B… · 2007

ABC26GN3475 · A and B can do a piece of work in 30 days, while B and C can do the same work in 24 days and C and A in 20 days. They all work together for…

ABC26GN3476 · X and Y can do a piece of work in 20 days and 12 days respectively. X started the work alone and then after 4 days Y joined him till the…

ABC26GN3477 · A completes 7/10 of a work in 15 days. Then he completes the remaining work with the help of B in 4 days. The time required for A and B… · 2005

ABC26GN3478 · A man and a boy can do a piece of work in 24 days. If the man works alone for the last 6 days, it is completed in 26 days. How long would… · 2005

ABC26GN3479 · A and B can together finish a work in 30 days. They worked together for 20 days and then B left. After another 20 days, A finished the… · 2003

ABC26GN3480 · X can do a piece of work in 40 days. He works at it for 8 days and then Y finished it in 16 days. How long will they together take to…

ABC26GN3481 · A, B and C together can complete a piece of work in 10 days. All the three started working at it together and after 4 days A left. Then B…

ABC26GN3482 · A does 4/5 of a work in 20 days. He then calls in B and they together finish the remaining work in 3 days. How long B alone would take to…

ABC26GN3483 · A and B together can do a piece of work in 30 days. A having worked for 16 days, B finishes the remaining work alone in 44 days. In how…

ABC26GN3484 · A and B together can do a piece of work in 12 days, which B and C together can do in 16 days. After A has been working at it for 5 days and…

ABC26GN3485 · A and B can do a piece of work in 28 and 35 days respectively. They began to work together but A leaves after some time and B completed the…

ABC26GN3486 · A can build up a wall in 8 days while B can break it in 3 days. A has worked for 4 days and then B joined to work with A for another 2 days… · 2006

ABC26GN3487 · Anuj and Manoj can together paint their house in 30 days. After working for 20 days, Anuj has to go out and Manoj finishes the remaining… · 2006

ABC26GN3488 · A started a work and left after working for 2 days. Then B was called and he finished the work in 9 days. Had A left the work after working… · 2005

ABC26GN3489 · Working together, Asha and Sudha can complete an assigned task in 20 days. However, if Asha worked alone and completed half the work and… · 2010

ABC26GN3490 · A can do a piece of work in 14 days which B can do in 21 days. They begin together but 3 days before the completion of the work, A leaves… · 2007

ABC26GN3491 · A, B and C can complete a work separately in 24, 36 and 48 days respectively. They started together but C left after 4 days of start and A…

ABC26GN3492 · A, B and C can complete a work in 10, 12 and 15 days respectively. They started the work together. But A left the work 5 days before its… · 2007

ABC26GN3493 · A, B and C together earn ₹ 300 per day, while A and C together earn ₹ 188 and B and C together earn ₹ 152. The daily earning of C is :

ABC26GN3494 · A, B and C are employed to do a piece of work for ₹ 529. A and B together are supposed to do 19/23 of the work and B and C together 8/23 of…

ABC26GN3495 · Kim can do a work in 3 days while David can do the same work in 2 days. Both of them finish the work together and get ₹ 150. What is the…

ABC26GN3496 · If A can do 1/4 of a work in 3 days and B can do 1/6 of the same work in 4 days, how much will A get if both work together and are paid ₹…

ABC26GN3497 · A man and a boy received ₹ 800 as wages for 5 days for the work they did together. The man's efficiency in the work was three times that of… · 2005

ABC26GN3499 · A sum of money is sufficient to pay A's wages for 21 days and B's wages for 28 days. The same money is sufficient to pay the wages of both… · 2007

ABC26GN3501 · The daily wages of a worker are ₹ 100. Five workers can do a work in 10 days. If you pay ₹ 20 more daily, they agree to do 25% more work…

ABC26GN3502 · A and B together can complete a work in 12 days. A alone can complete it in 20 days. If B does the work only for half a day daily, then in…

ABC26GN3503 · A, B and C completed a work costing ₹ 1800. A worked for 6 days, B for 4 days and C for 9 days. If their daily wages are in the ratio of 5… · 2007

ABC26GN3505 · A, B and C can do a piece of work in 11 days, 20 days and 55 days respectively, working alone. How soon can the work be done if A is…

ABC26GN3506 · A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assisted by B and C on…

ABC26GN3508 · A and B can finish a work, working on alternate days, in 19 days, when A works on the first day. However, they can finish the work, working…

ABC26GN3509 · A and B can separately do a piece of work in 20 and 15 days respectively. They worked together for 6 days, after which B was replaced by C…

ABC26GN3510 · A, B and C can do a piece of work in 36, 54 and 72 days respectively. They started the work but A left 8 days before the completion of the…

ABC26GN3511 · Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. What is the ratio between the capacity…

ABC26GN3512 · 10 men can complete a piece of work in 15 days and 15 women can complete the same work in 12 days. If all the 10 men and 15 women work…

ABC26GN3513 · A job can be done by 3 skilled worksmen in 20 days or by 5 boys in 30 days. How many days will they take if they work together? · 2009

ABC26GN3515 · A contractor undertakes to do a piece of work in 40 days. He engages 100 men at the beginning and 100 more after 35 days and completes the… · 2007

ABC26GN3516 · Seven men can complete a work in 12 days. They started the work and after 5 days, two men left. In how many days will the work be completed…

ABC26GN3517 · 12 men complete a work in 9 days. After they have worked for 6 days, 6 more men join them. How many days will they take to complete the…

ABC26GN3518 · Three men, four women and six children can complete a work in seven days. A woman does double the work a man does and a child does half the…