653 + Mcqs in Time And Work Page 5 McqOptions

201.	A, B and C can do job in 9, 12 and 36 days respectively if they worked alone. A leaves after they have worked together for 3 days. In how many days can BÂ and C do the rest of the job?
A.	3
B.	4
C.	5
D.	6
Answer» B. 4

Discussion

202.	A, B and C can finish a job working alone in 12, 8 and 24 days respectively. In how many days they can finish the job if they worked together?
A.	5
B.	6
C.	4
D.	3
Answer» D. 3

Discussion

203.	A, B and C can finish a job working alone in 20, 30 and 60 days respectively. They all work together for 1 day, then A and B quit. How many days CÂ working alone will take to finish the remaining part of the job?
A.	60
B.	54
C.	6
D.	27
Answer» C. 6

Discussion

204.	A, B and C can individually complete a task in 24 days,16 days and 32 days respectively. If A and C start the work and worked for 6Â days and left, then the number of days required by B to complete the remaining task, is:_x005F_x000D_
A.	9
B.	1712
C.	712
D.	1212
Answer» B. 1712

Discussion

205.	A, B and C can individually complete a task in 20 days, 16 days and 30 days, respectively. If A and B started working on the task, andÂ they worked for 4 days and left, then the number of days required by C to finish the remaining task is:_x005F_x000D_
A.	16.5 days
B.	13 days
C.	10 days
D.	12.5 days
Answer» B. 13 days

Discussion

206.	A,B and C contract a work for Rs. 440. Together A and B are to do 9/11 of theÂ work. The share of C should be:
A.	75
B.	90
C.	100
D.	80
Answer» E.

Discussion

207.	A, B and C together can finish a task in 12 days. A is twice as productive as B and C alone can do the task in 36 days. In how many days can A and B doÂ the task if C goes on leave?
A.	10
B.	20
C.	15
D.	18
Answer» E.

Discussion

208.	A, B and C together can complete a work in 25 days. If the ratio of efficiency of A, B and C is 15 : 10 : 6 respectively, then in how many days C alone can complete the same work?
A.	727/6
B.	725/6
C.	775/6
D.	745/6
Answer» D. 745/6

Discussion

209.	A,B and C together can finish a task in 7.5 days. C is thrice as productive as A and B alone can do the task in 15 days. In how many days can A and C do theÂ job if B goes on leave?
A.	30
B.	10
C.	20
D.	15
Answer» E.

Discussion

210.	A, B and C can together do a job in 9 days. C alone can do the job in 36 days. In how many days can A and B do 50% of the job working together?
A.	6
B.	12
C.	9
D.	15
Answer» B. 12

Discussion

211.	A can build a wall in 16 days while B can destroy it in 8 days. A worked for 5 days. Then B joined with A for the next 2 days. Find in how many days could A build the remaining wall ?
A.	12 days
B.	14 days
C.	13 days
D.	16 days
Answer» D. 16 days

Discussion

212.	A can complete a piece of work in 12 days and B is 60% more efficient than A. In how many days B will complete the same work Â ?
A.	8.7 hrs
B.	5.2 hrs
C.	5 hrs
D.	7.5 hrs
Answer» E.

Discussion

213.	A,B,C together can do a piece of work in 10 days.All the three started workingat it together and after 4 days,A left.Then,B and C together completed the work in 10 more days.In how many days can complete a work alone ?
A.	25
B.	24
C.	23
D.	21
Answer» B. 24

Discussion

214.	A can complete 9/10 part of a work in 31 days. After that, with the help of B he can complete the remaining work in 4 days. In how many days willÂ A and B together can complete that work ?
A.	36
B.	40
C.	42
D.	38
Answer» C. 42

Discussion

215.	A can complete a work in 12 days with a working of 8 hours per day. B can complete the same work in 8 days when working 10 hours a day. If A and B work together, working 8 hours a day, the work can be completed in --- days Â ?
A.	51/24
B.	87/5
C.	57/12
D.	60/11
Answer» E.

Discussion

216.	A can complete a work in 20 days and B can complete the same work in 25 days. If both of them work together, then in 3 days what percent of the totalÂ work will be completed?
A.	9
B.	12
C.	25
D.	27
Answer» E.

Discussion

217.	A can complete a task alone in 8 days, while B takes 12 days to do it by herself. Together with C it takes them 4 days to complete the work. If C and D together can complete the task in 15 days, then how many days will D need to complete the task by herself?
A.	36
B.	32
C.	40
D.	30
Answer» D. 30

Discussion

218.	A can do 1/2 of a piece of work in 8 days while B can do1/3of the same work in 8 days. In how many days can both do it together?
A.	9.6 days
B.	10.5 days
C.	11.2 days
D.	16 days
Answer» B. 10.5 days

Discussion

219.	A can do 1/3rd of a job in 3 days and B can do half of the job in 9 days. If they work on it together, then in how many days can they finish half of theÂ job?
A.	4
B.	5
C.	6
D.	3
Answer» E.

Discussion

220.	A can do 1/3rd of a work in 5 days and B can do 2/5th of this work in 10 days. Both A and B, together can do the work in
A.	7 3/8 days
B.	8 4/5 days
C.	9 3/8 days
D.	10 days
Answer» D. 10 days

Discussion

221.	A can do 50% of the job in 16 days, B can do 1/4thÂ of the job in 24 days. In how many days can they do 3/4th of the job working together?
A.	24
B.	9
C.	21
D.	18
Answer» E.

Discussion

222.	A can do a certain job in 12 days. B is 60% more efficient than A. Then B can do the same piece of work in
A.	8 days
B.	7.5 days
C.	6.4 days
D.	5.5 days
Answer» C. 6.4 days

Discussion

223.	A can do 75% of a job in 9 days and B can do half of the job in 8 days. If they work on it together, then in how many days can they do half of the job?
A.	40/7
B.	44401
C.	44234
D.	44236
Answer» C. 44234

Discussion

224.	A can do 75% of a job in 18 days and B can do 25% of the job in 12 days. If they work on it together, in how many days can they do 75% of the job?
A.	16
B.	8
C.	20
D.	12
Answer» E.

Discussion

225.	A can do a piece of work in 10 days and B can do it in 12 days. They work together for 3 days. Then B leaves and A alone continues. 2 days after that CÂ joins and the work is completed in 2 days more. In how many days can C do it, if he works alone ?
A.	30 days
B.	50 days
C.	40 days
D.	60 days
Answer» D. 60 days

Discussion

226.	A can do a certain work in the same time in which B and C together can do it.If A and B together could do it in 20 days and C alone in 60 days ,then B alone could do it in:
A.	20days
B.	40 days
C.	50 days
D.	60 days
Answer» E.

Discussion

227.	A can do a piece of work in 10 days, B can do it in 12 days and C can do it in 15 days. In how many days will A, B and C finish it, working all together?
A.	6 days
B.	5Â 1/4 days
C.	4Â 4/11 days
D.	4 days
Answer» E.

Discussion

228.	A can do a piece of work in 10 days and B in 12 days. With help of C, they finish the work in 4 days. In how many days C alone can do the same work?
A.	12
B.	15
C.	18
D.	24
Answer» C. 18

Discussion

229.	A can do a piece of work in 10 days, B in 15 days. They work together for 5 days, the rest of the work is finished by C in two more days. If they get Rs. 3000 as wages for the whole work, what are the daily wages of A, B and C respectively (in Rs):
A.	200, 250, 300
B.	300, 200, 250
C.	200, 300, 400
D.	None of these
Answer» C. 200, 300, 400

Discussion

230.	A can do a piece of work in 15 days and B can do it in 16 days and C can do it 24 days. They started the work together and A leaves after 3 days and B leaves after 4 days from the beginning. How long will work lost ?
A.	10 2/3 days
B.	13 1/5 days
C.	12 2/3 days
D.	11 5/7 days
Answer» C. 12 2/3 days

Discussion

231.	A can do a piece of work in 15 days and B alone can do it in 10 days. B works at it for 5 days and then leaves. How much time will AÂ take to complete the remaining work alone?_x005F_x000D_
A.	10.5
B.	13
C.	7.5
D.	11
Answer» D. 11

Discussion

232.	A can do a piece of work in 18 days.Â He worked at it for 12 days and B finished the remaining work in 8 days. B alone can do the whole work in
A.	16 days
B.	24 days
C.	28 days
D.	29 days
Answer» C. 28 days

Discussion

233.	A can do a piece of work in 20 days and B in 15 days. With help of C, they finish the work in 5 days. C can alone do the work in
A.	5 days
B.	6 days
C.	10 days
D.	12 days
Answer» E.

Discussion

234.	A can do a piece of work in 21 days and B in 28 days. Together they started the work and B left after 4 days. In how many days can A alone do the remaining work ?
A.	14 days
B.	18 days
C.	21 deays
D.	16 days
Answer» B. 18 days

Discussion

235.	A can do a piece of work in 30 days. He works at it for 6 days and then B finishes it in 18 days. In what time can A and B together it ?
A.	14 1/2 days
B.	11 days
C.	13 1/4 days
D.	12 6/7 days
Answer» E.

Discussion

236.	A can do a piece of work in 6 days. B can do it in 9 days. With the assistance of C they completed the work in 3 days. In how many days can C alone do the work ?_x005F_x000D_
A.	18
B.	8
C.	12
D.	16
Answer» B. 8

Discussion

237.	A can do a piece of work in 8 days and B can do it in 10 days seperately. How many days would it take for both A and B to finish the same workÂ together?
A.	33/8
B.	40/9
C.	41/10
D.	42/11
Answer» C. 41/10

Discussion

238.	A can do a piece of work in 9 days while B can do it in 12 days. A and B together can do the work in
A.	5 1/7 days
B.	5 2/7 days
C.	6 1/7 days
D.	6 2/7 days
Answer» B. 5 2/7 days

Discussion

239.	A can do a piece of work in 6 days working 8 hours a day while B can do the same work in 4 days working 10 hours a day. If the work has to be completed in 5 days, soÂ how many hours do they need to work together in a day?
A.	59/11
B.	48/11
C.	70/11
D.	65/11
Answer» C. 70/11

Discussion

240.	A can do a work in 12 days while B can do it in 15 days. They undertake to complete it together for Rs. 450. what will be the share of A in this amount of money ?
A.	Rs.200
B.	Rs.240
C.	Rs.250
D.	Rs.300
Answer» D. Rs.300

Discussion

241.	A can do a work in 12 days and B in 24 days. If they work on it together for 4 days, then what fraction of work is left?
A.	44256
B.	44228
C.	44287
D.	44317
Answer» C. 44287

Discussion

242.	A can do a work in 15 days and B in 20 days. If they work on it together for 6 days, then what fraction of work is left?
A.	44287
B.	44441
C.	44317
D.	44472
Answer» E.

Discussion

243.	A can do a work in 15 days and B in 9 days. If they work on it together for 5 days, then what fraction of work is left?
A.	44348
B.	44380
C.	44256
D.	44440
Answer» E.

Discussion

244.	A can do a work in 15 days and B in 20 days. If they work on it together for 5 days, then what fraction of work is left?
A.	44441
B.	44472
C.	44535
D.	44287
Answer» D. 44287

Discussion

245.	A can do a work in 20 days and B in 10 days. If they work on it together for 5 days, then what fraction of work is left.
A.	44443
B.	44287
C.	44317
D.	44441
Answer» C. 44317

Discussion

246.	A can do a work in 16 days and B in 20 days. If they work on it together for 8 days, then what fraction of work is left?
A.	44256
B.	44348
C.	44441
D.	44470
Answer» E.

Discussion

247.	A can do a work in 20 days and B in 50 days. If they work on it together for 5 days, then what fraction of work is left?
A.	13/20
B.	44256
C.	44348
D.	44441
Answer» B. 44256

Discussion

248.	A can do a work in 21 days and B in 42 days. If they work on it together for 7 days, then what fraction of work is left?
A.	44256
B.	44287
C.	44257
D.	44228
Answer» E.

Discussion

249.	A can do a work in 24 days and B in 40 days. If they work on it together for 10 days, then what fraction of work is left?
A.	44228
B.	44256
C.	44257
D.	44289
Answer» C. 44257

Discussion

250.	A can do a work in 24 days. B is 20% more efficient than A. If C can do the work in 10 more days than B, find the time taken by A and C together to complete the work.
A.	43/3 days
B.	40/3 days
C.	50/3 days
D.	41/2 days
Answer» C. 50/3 days

Discussion

Explore topic-wise MCQs in Arithmetic Ability.

A, B and C can do job in 9, 12 and 36 days respectively if they worked alone. A leaves after they have worked together for 3 days. In how many days can BÂ and C do the rest of the job?

A, B and C can finish a job working alone in 12, 8 and 24 days respectively. In how many days they can finish the job if they worked together?

A, B and C can finish a job working alone in 20, 30 and 60 days respectively. They all work together for 1 day, then A and B quit. How many days CÂ working alone will take to finish the remaining part of the job?

A, B and C can individually complete a task in 24 days,16 days and 32 days respectively. If A and C start the work and worked for 6Â days and left, then the number of days required by B to complete the remaining task, is:_x005F_x000D_

A, B and C can individually complete a task in 20 days, 16 days and 30 days, respectively. If A and B started working on the task, andÂ they worked for 4 days and left, then the number of days required by C to finish the remaining task is:_x005F_x000D_

A,B and C contract a work for Rs. 440. Together A and B are to do 9/11 of theÂ work. The share of C should be:

A, B and C together can finish a task in 12 days. A is twice as productive as B and C alone can do the task in 36 days. In how many days can A and B doÂ the task if C goes on leave?

A, B and C together can complete a work in 25 days. If the ratio of efficiency of A, B and C is 15 : 10 : 6 respectively, then in how many days C alone can complete the same work?

A,B and C together can finish a task in 7.5 days. C is thrice as productive as A and B alone can do the task in 15 days. In how many days can A and C do theÂ job if B goes on leave?

A, B and C can together do a job in 9 days. C alone can do the job in 36 days. In how many days can A and B do 50% of the job working together?

A can build a wall in 16 days while B can destroy it in 8 days. A worked for 5 days. Then B joined with A for the next 2 days. Find in how many days could A build the remaining wall ?

A can complete a piece of work in 12 days and B is 60% more efficient than A. In how many days B will complete the same work Â ?

A,B,C together can do a piece of work in 10 days.All the three started workingat it together and after 4 days,A left.Then,B and C together completed the work in 10 more days.In how many days can complete a work alone ?

A can complete 9/10 part of a work in 31 days. After that, with the help of B he can complete the remaining work in 4 days. In how many days willÂ A and B together can complete that work ?

A can complete a work in 12 days with a working of 8 hours per day. B can complete the same work in 8 days when working 10 hours a day. If A and B work together, working 8 hours a day, the work can be completed in --- days Â ?

A can complete a work in 20 days and B can complete the same work in 25 days. If both of them work together, then in 3 days what percent of the totalÂ work will be completed?

A can complete a task alone in 8 days, while B takes 12 days to do it by herself. Together with C it takes them 4 days to complete the work. If C and D together can complete the task in 15 days, then how many days will D need to complete the task by herself?

A can do 1/2 of a piece of work in 8 days while B can do1/3of the same work in 8 days. In how many days can both do it together?

A can do 1/3rd of a job in 3 days and B can do half of the job in 9 days. If they work on it together, then in how many days can they finish half of theÂ job?

A can do 1/3rd of a work in 5 days and B can do 2/5th of this work in 10 days. Both A and B, together can do the work in

A can do 50% of the job in 16 days, B can do 1/4thÂ of the job in 24 days. In how many days can they do 3/4th of the job working together?

A can do a certain job in 12 days. B is 60% more efficient than A. Then B can do the same piece of work in

A can do 75% of a job in 9 days and B can do half of the job in 8 days. If they work on it together, then in how many days can they do half of the job?

A can do 75% of a job in 18 days and B can do 25% of the job in 12 days. If they work on it together, in how many days can they do 75% of the job?

A can do a piece of work in 10 days and B can do it in 12 days. They work together for 3 days. Then B leaves and A alone continues. 2 days after that CÂ joins and the work is completed in 2 days more. In how many days can C do it, if he works alone ?

A can do a certain work in the same time in which B and C together can do it.If A and B together could do it in 20 days and C alone in 60 days ,then B alone could do it in:

A can do a piece of work in 10 days, B can do it in 12 days and C can do it in 15 days. In how many days will A, B and C finish it, working all together?

A can do a piece of work in 10 days and B in 12 days. With help of C, they finish the work in 4 days. In how many days C alone can do the same work?

A can do a piece of work in 10 days, B in 15 days. They work together for 5 days, the rest of the work is finished by C in two more days. If they get Rs. 3000 as wages for the whole work, what are the daily wages of A, B and C respectively (in Rs):

A can do a piece of work in 15 days and B can do it in 16 days and C can do it 24 days. They started the work together and A leaves after 3 days and B leaves after 4 days from the beginning. How long will work lost ?

A can do a piece of work in 15 days and B alone can do it in 10 days. B works at it for 5 days and then leaves. How much time will AÂ take to complete the remaining work alone?_x005F_x000D_

A can do a piece of work in 18 days.Â He worked at it for 12 days and B finished the remaining work in 8 days. B alone can do the whole work in

A can do a piece of work in 20 days and B in 15 days. With help of C, they finish the work in 5 days. C can alone do the work in

A can do a piece of work in 21 days and B in 28 days. Together they started the work and B left after 4 days. In how many days can A alone do the remaining work ?

A can do a piece of work in 30 days. He works at it for 6 days and then B finishes it in 18 days. In what time can A and B together it ?

A can do a piece of work in 6 days. B can do it in 9 days. With the assistance of C they completed the work in 3 days. In how many days can C alone do the work ?_x005F_x000D_

A can do a piece of work in 8 days and B can do it in 10 days seperately. How many days would it take for both A and B to finish the same workÂ together?

A can do a piece of work in 9 days while B can do it in 12 days. A and B together can do the work in

A can do a piece of work in 6 days working 8 hours a day while B can do the same work in 4 days working 10 hours a day. If the work has to be completed in 5 days, soÂ how many hours do they need to work together in a day?

A can do a work in 12 days while B can do it in 15 days. They undertake to complete it together for Rs. 450. what will be the share of A in this amount of money ?

A can do a work in 12 days and B in 24 days. If they work on it together for 4 days, then what fraction of work is left?

A can do a work in 15 days and B in 20 days. If they work on it together for 6 days, then what fraction of work is left?

A can do a work in 15 days and B in 9 days. If they work on it together for 5 days, then what fraction of work is left?

A can do a work in 15 days and B in 20 days. If they work on it together for 5 days, then what fraction of work is left?

A can do a work in 20 days and B in 10 days. If they work on it together for 5 days, then what fraction of work is left.

A can do a work in 16 days and B in 20 days. If they work on it together for 8 days, then what fraction of work is left?

A can do a work in 20 days and B in 50 days. If they work on it together for 5 days, then what fraction of work is left?

A can do a work in 21 days and B in 42 days. If they work on it together for 7 days, then what fraction of work is left?

A can do a work in 24 days and B in 40 days. If they work on it together for 10 days, then what fraction of work is left?

A can do a work in 24 days. B is 20% more efficient than A. If C can do the work in 10 more days than B, find the time taken by A and C together to complete the work.