558 + Mcqs in Time and Work Page 6 McqOptions

251.	A can do a work in 15 days and B in 20 days.If they together work on it for 4 days, then the fraction of the work that is left is:
A.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>8</center></td></tr><td align="center">15</td></table>
B.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>7</center></td></tr><td align="center">15</td></table>
C.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td></tr><td align="center">4</td></table>
D.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td></tr><td align="center">10</td></table>
Answer» B. <table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>7</center></td></tr><td align="center">15</td></table>

Discussion

252.	A does 20 % less work then B. If A can complete a piece of work in
A.	4 h
B.	6 h
C.	8 h
D.	10 h
Answer» C. 8 h

Discussion

253.	A does half as much work as B in three fourth of the time. If together they take 18 days to complete the work, how much time will B alone take to do it ?
A.	40 days
B.	45 days
C.	50 days
D.	30 days
Answer» E.

Discussion

254.	3 men and 5 women can do a work in 14 days while 5 men can do it in 14 days. 5 men and 5 women can complete the work in
A.	13 days
B.	11 days
C.	10 days
D.	12 days
Answer» D. 12 days

Discussion

255.	X can do a work in 16 days. In how many days will the work be completed by Y, if the efficiency of Y is 60% more than that of X ?
A.	10 days
B.	12 days
C.	25 days
D.	30 days
Answer» B. 12 days

Discussion

256.	x can copy 80 pages in 20 hours, x and y together can copy 135 pages in 27 hours. Then y can copy 20 pages in
A.	20 hours
B.	3 hours
C.	24 hours
D.	12 hours
Answer» B. 3 hours

Discussion

257.	Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. The ratio between the capacity of a man and a woman is
A.	3 : 4
B.	4 : 3
C.	5 : 3
D.	5 : 7
Answer» C. 5 : 3

Discussion

258.	12 men and 16 boys can do a piece of work in 5 days; 13 men and 24 boys can do it in 4 days, then the ratio of the daily work done by a man to that of a boy is
A.	2 : 1
B.	3 : 1
C.	1 : 3
D.	5 : 4
Answer» B. 3 : 1

Discussion

259.	How many men need to be employed to complete a job in 5 days, if 15 men can complete 1/3 of the job in 7 days ?
A.	20
B.	21
C.	45
D.	63
Answer» E.

Discussion

260.	8 children and 12 men complete a certain piece of work in 9 days. Each child takes twice the time taken by a man to finish the work. In how many days will 12 men finish the same work ?
A.	9 days
B.	13 days
C.	12 days
D.	15 days
Answer» D. 15 days

Discussion

261.	A, B and C are employed to do a piece of work for Rs. 5,290. A and B together are supposed to do 19/23 of the work and B and C together 8/23 of the work. Then A should be paid
A.	Rs. 4,250
B.	Rs. 3,450
C.	Rs. 1,950
D.	Rs. 2,290
Answer» C. Rs. 1,950

Discussion

262.	A and B working separately can do a piece of work in 9 and 15 days respectively. If they work for a day alternately, with A beginning, then the work will be completed in
A.	10 days
B.	11 days
C.	9 days
D.	12 days
Answer» C. 9 days

Discussion

263.	If 1 man or 2 women or 3 boys can do a piece of work in 44 days, then the same piece of work will be done by 1 man, 1 woman and 1 boy in
A.	21 days
B.	24 days
C.	26 days
D.	33 days
Answer» C. 26 days

Discussion

264.	A can do a work in 10 days and B in 20 days. If they together work on it for 5 days, then the fraction of the work that is left is
A.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>3</center></td></tr><td align="center">4</td></table>
B.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>4</center></td></tr><td align="center">3</td></table>
C.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>3</center></td></tr><td align="center">20</td></table>
D.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td></tr><td align="center">4</td></table>
Answer» E.

Discussion

265.	Raj and Ram working together do a piece of work in 10 days. Raj alone can do it in 12 days. Ram alone will do the work in
A.	20 days
B.	40 days
C.	50 days
D.	60 days
Answer» E.

Discussion

266.	3 men or 7 women can do a piece of work in 32 days. The number of days required by 7 men and 5 women to do a piece of work twice as large is
A.	19
B.	21
C.	27
D.	36
Answer» C. 27

Discussion

267.	4 men and 6 women complete a work in 8 days. 2 men and 9 women also complete in 8 days in which. The number of days in which 18 women complete the work is :
A.	<table><tr><td rowspan="2">4</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">days </td></tr><td align="center">3</td></table>
B.	<table><tr><td rowspan="2">5</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">days </td></tr><td align="center">3</td></table>
C.	<table><tr><td rowspan="2">4</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2</center></td><td rowspan="2">days </td></tr><td align="center">3</td></table>
D.	<table><tr><td rowspan="2">5</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2</center></td><td rowspan="2">days </td></tr><td align="center">3</td></table>
Answer» C. <table><tr><td rowspan="2">4</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2</center></td><td rowspan="2">days </td></tr><td align="center">3</td></table>

Discussion

268.	15 men take 20 days to complete a job working 8 hours a day. The number of hours a day should 20 men take to complete the job in 12 days
A.	5 hours
B.	10 hours
C.	15 hours
D.	18 hours
Answer» C. 15 hours

Discussion

269.	One man or two women or three boys can do a piece of work in 88 days. One man, one woman and one boy will do it in
A.	44 days
B.	24 days
C.	48 days
D.	20 days
Answer» D. 20 days

Discussion

270.	A can do in one day three times the work done by B in one day. They together finish 2/5 of the work in 9 days. The number of days by which B can do the work alone is :
A.	90 days
B.	120 days
C.	100 days
D.	30 days
Answer» B. 120 days

Discussion

271.	A can do1of a work in 10 days.4
A.	30 days
B.	32 days
C.	24 days
D.	25 days
Answer» D. 25 days

Discussion

272.	A man is twice as fast as a woman and a woman is twice as fast as a boy in doing a work. If all of them, a man, a woman and a boy can finish the work in 7 days, in how many days a boy will do it alone ?
A.	49
B.	7
C.	6
D.	42
Answer» B. 7

Discussion

273.	If 12 men working 8 hours a day complete the work in 10 days, how long would 16 men working
A.	7
B.	6
C.	10
D.	8
Answer» E.

Discussion

274.	A can do a piece of work in 4 days and B can do it in 12 days. In how many days will they finish the work, both working together ?
A.	4 days
B.	6 days
C.	2 days
D.	3 days
Answer» E.

Discussion

275.	2 men and 1 woman can complete a piece of work in 14 days while 4 women and 2 men can do the same work in 8 days. If a man gets Rs. 180 per day, then a woman will get per day
A.	Rs. 150
B.	Rs. 140
C.	Rs. 120
D.	Rs. 160
Answer» D. Rs. 160

Discussion

276.	If a man earns 2000 for his first 50 hours of work in a week and is then paid one and a half times his regular hourly rate for any additional hours, then the hours must he work to make 2300 in a week is
A.	6 hours
B.	4 hours
C.	7 hours
D.	5 hours
Answer» E.

Discussion

277.	A contractor was engaged to construct a road in 16 days. After working for 12 days with 20 labours it was found that only 5/8 th of the road had been constructed. To complete the work in stipulated time the number of extra labours required is :
A.	18
B.	10
C.	12
D.	16
Answer» E.

Discussion

278.	A takes three times as long as B and C together to do a job. B takes four times as long as A and C together to do the work. If all the three, working together can complete the job in 24 days, then the number of days, A alone will take to finish the job is
A.	100
B.	96
C.	95
D.	90
Answer» C. 95

Discussion

279.	A man, a woman and a boy together finish a piece of work in 6 days. If a man and a woman can do the work in 10 and 24 days respectively. The days taken by a boy to finish the work is
A.	30
B.	35
C.	40
D.	45
Answer» D. 45

Discussion

280.	A, B and C are employed to do a piece of work for 575. A and C are supposed to finish 19/23 of the work together. Amount shall be paid to B is
A.	210
B.	100
C.	200
D.	475
Answer» C. 200

Discussion

281.	Janardan completes 2/3 of his work in 10 days. Time he will take to complete 3/5 of the same work, is
A.	8 days
B.	6 days
C.	9 days
D.	4 days
Answer» D. 4 days

Discussion

282.	Three men A. B and C working together can do a job in 6 hours less time than A alone, in 1 hour less time than B alone and in one half the time needed by C when working alone. Then A and B together can do the job in
A.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2</center></td><td rowspan="2">hour.</td></tr><tr><td align="center">3</td></tr></table>
B.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2</center></td><td rowspan="2">hour.</td></tr><tr><td align="center">4</td></tr></table>
C.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>3</center></td><td rowspan="2">hour.</td></tr><tr><td align="center">2</td></tr></table>
D.	<table><tr><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>4</center></td><td rowspan="2">hour.</td></tr><tr><td align="center">3</td></tr></table>
Answer» E.

Discussion

283.	If 4 men or 6 women can do a piece of work in 12 days working 7 hours a day; how many days will it take to complete a work twice as large with 10 men and 3 women working together 8 hours a day?
A.	6 days
B.	7 days
C.	8 days
D.	10 days
Answer» C. 8 days

Discussion

284.	A skilled, a half skilled and an unskilled labourer work for 7, 8 and 10 days respectively and they together get 369 for their work. If the ratio of their each day s work is
A.	164
B.	102.50
C.	201.50
D.	143.50
Answer» E.

Discussion

285.	A can complete a work in m days and B can complete it in n days. How many days will it take to complete the work if both A and B work together ?
A.	( m + n ) days
B.	<table><tr><td rowspan="2"><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-oparen-h1.gif"></td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2"> </td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2"><img src="https://www.indiabix.com/_files/images/data-interpretation/common/15-sym-cparen-h1.gif"></td><td rowspan="2">days</td></tr><td align="center">m</td><td align="center">n</td></table>
C.	<table><tr><td rowspan="2"></td><td rowspan="2"><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-oparen-h1.gif"></td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>m + n</center></td><td rowspan="2"><img src="https://www.indiabix.com/_files/images/data-interpretation/common/15-sym-cparen-h1.gif"></td><td rowspan="2">days</td></tr><td align="center">mn</td></table>
D.	<table><tr><td rowspan="2"></td><td rowspan="2"><img src="https://www.indiabix.com/_files/images/aptitude/1-sym-oparen-h1.gif"></td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>mn</center></td><td rowspan="2"><img src="https://www.indiabix.com/_files/images/data-interpretation/common/15-sym-cparen-h1.gif"></td><td rowspan="2">days</td></tr><td align="center">m + n</td></table>
Answer» E.

Discussion

286.	3 men and 4 boys can complete a piece of work in 12 days. 4 men and 3 boys can do the same work in 10 days. Then 2 men and 3 boys can finish the work in number of days is
A.	<table><tr><td rowspan="2">17</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">days</td></tr><td align="center">2</td></table>
B.	<table><tr><td rowspan="2">5</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>5</center></td><td rowspan="2">days</td></tr><td align="center">11</td></table>
C.	8 days
D.	22 days
Answer» B. <table><tr><td rowspan="2">5</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>5</center></td><td rowspan="2">days</td></tr><td align="center">11</td></table>

Discussion

287.	A can do a piece of work in 16 days and B in 24 days. They take the help of C and three together finish the work in 6 days. If the total remuneration for the work is 400. The amount (in rupees)each will receive, in proportion, to do the work is
A.	A : 150, B : 100, C : 150
B.	A : 100, B : 150, C : 150
C.	A : 150, B : 150, C : 100
D.	A : 100, B : 150, C : 100
Answer» B. A : 100, B : 150, C : 150

Discussion

288.	A and B together can dig a trench in 12 days, which A alone can dig in 28 days; B alone can dig it in
A.	20 days
B.	21 days
C.	22 days
D.	23 days
Answer» C. 22 days

Discussion

289.	2 men and 3 women can do a piece of work in 10 days while 3 men and 2 women can do the same work in 8 days. Then, 2 men and 1 woman can do the same work in
A.	12 days
B.	<table><tr><td rowspan="2">12</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">days</td></tr><td align="center">2</td></table>
C.	13 days
D.	<table><tr><td rowspan="2">12</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">days</td></tr><td align="center">2</td></table>
Answer» C. 13 days

Discussion

290.	John does 1/2 piece of work in 3 hours, Joe does 1/4 of the remaining work in 1 hour and George finishes remaining work in 5 hours. How long would it have taken the three working together to do the work ?
A.	<table><tr><td rowspan="2">2</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">hours </td></tr><td align="center">7</td></table>
B.	<table><tr><td rowspan="2">3</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">hours </td></tr><td align="center">7</td></table>
C.	<table><tr><td rowspan="2">3</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>8</center></td><td rowspan="2">hours </td></tr><td align="center">11</td></table>
D.	<table><tr><td rowspan="2">2</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>8</center></td><td rowspan="2">hours </td></tr><td align="center">11</td></table>
Answer» E.

Discussion

291.	The daily wages of A and B respectively are Rs.3.50 and Rs. 2.50. When A finishes a certain work, he gets a total wage of Rs. 63. When B does the same work, he gets a total wage of Rs.75. If both of them do it together what is the cost of the work ?
A.	Rs. 67.50
B.	Rs. 27.50
C.	Rs. 60.50
D.	Rs. 70.50
Answer» B. Rs. 27.50

Discussion

292.	Three persons undertake to complete a piece of work for 1,200. The first person can complete the work in 8 days, second person in 12 days and third person in 16 days. They complete the work with the help of a fourth person in 3 days. What does the fourth person get?
A.	180
B.	200
C.	225
D.	250
Answer» D. 250

Discussion

293.	A can do a piece of work in 12 days and B in 15 days. They work together for 5 days and then B left. The days taken by A to finish the remaining work is
A.	3
B.	5
C.	10
D.	12l
Answer» B. 5

Discussion

294.	2 men and 3 boys can do a piece of work in 10 days while 3 men and 2 boys can do the same work in 8 days. In how many days can 2 men and 1 boy do the work ?
A.	8 days
B.	7 days
C.	<table><tr><td rowspan="2">12</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">days</td></tr><td align="center">2</td></table>
D.	2 days
Answer» D. 2 days

Discussion

295.	A does 2/5 of a work in 9 days. Then B joined him and they together completed the remaining work in 6 days. B alone can finish the whole work in
A.	<table><tr><td rowspan="2">6</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>12</center></td><td rowspan="2">days </td></tr><td align="center">13</td></table>
B.	<table><tr><td rowspan="2">8</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>2</center></td><td rowspan="2">days </td></tr><td align="center">11</td></table>
C.	10 days
D.	18 days
Answer» E.

Discussion

296.	A, B and C together earn 150 per day while A and C together earn 94 and B and C together earn 76. The daily earning of C is
A.	56
B.	20
C.	34
D.	75
Answer» C. 34

Discussion

297.	A can do as much work as B and C together can do. A and B can together do a piece of work in 9 hours 36 minutes and C can do it in 48 hours. The time (in hours) that B needs to do the work alone, is :
A.	18 hrs
B.	24 hrs
C.	30 hrs
D.	12 hrs
Answer» C. 30 hrs

Discussion

298.	If 8 men or 12 boys can do a piece of work in 16 days, the number of days required to complete the work by 20 men and 6 boys is
A.	<table><tr><td rowspan="2">5</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">days</td></tr><td align="center">3</td></table>
B.	<table><tr><td rowspan="2">6</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">days</td></tr><td align="center">3</td></table>
C.
D.	<table><tr><td rowspan="2">8</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">days</td></tr><td align="center">3</td></table>
E.	<table><tr><td rowspan="2">7</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">days</td></tr><td align="center">3</td></table>
Answer» B. <table><tr><td rowspan="2">6</td><td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>1</center></td><td rowspan="2">days</td></tr><td align="center">3</td></table>

Discussion

299.	A, B and C can work together for Rs. 550. A and B together are to do 7/11 of the work. The share of C should be
A.	Rs. 200
B.	Rs. 300
C.	Rs. 400
D.	Rs. 450
Answer» B. Rs. 300

Discussion

300.	A can do a piece of work in 12 days while B alone can do it in 15 days. With the help of C they can finish it in 5 days. If they are paid 960 for the whole work how much money A gets ?
A.	480
B.	240
C.	320
D.	400
Answer» E.

Discussion

Explore topic-wise MCQs in Aptitude.

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

A does 20 % less work then B. If A can complete a piece of work in

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3 men and 5 women can do a work in 14 days while 5 men can do it in 14 days. 5 men and 5 women can complete the work in

X can do a work in 16 days. In how many days will the work be completed by Y, if the efficiency of Y is 60% more than that of X ?

x can copy 80 pages in 20 hours, x and y together can copy 135 pages in 27 hours. Then y can copy 20 pages in

Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. The ratio between the capacity of a man and a woman is

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How many men need to be employed to complete a job in 5 days, if 15 men can complete 1/3 of the job in 7 days ?

8 children and 12 men complete a certain piece of work in 9 days. Each child takes twice the time taken by a man to finish the work. In how many days will 12 men finish the same work ?

A, B and C are employed to do a piece of work for Rs. 5,290. A and B together are supposed to do 19/23 of the work and B and C together 8/23 of the work. Then A should be paid

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If 1 man or 2 women or 3 boys can do a piece of work in 44 days, then the same piece of work will be done by 1 man, 1 woman and 1 boy in

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

Raj and Ram working together do a piece of work in 10 days. Raj alone can do it in 12 days. Ram alone will do the work in

3 men or 7 women can do a piece of work in 32 days. The number of days required by 7 men and 5 women to do a piece of work twice as large is

4 men and 6 women complete a work in 8 days. 2 men and 9 women also complete in 8 days in which. The number of days in which 18 women complete the work is :

15 men take 20 days to complete a job working 8 hours a day. The number of hours a day should 20 men take to complete the job in 12 days

One man or two women or three boys can do a piece of work in 88 days. One man, one woman and one boy will do it in

A can do in one day three times the work done by B in one day. They together finish 2/5 of the work in 9 days. The number of days by which B can do the work alone is :

A can do1of a work in 10 days.4

A man is twice as fast as a woman and a woman is twice as fast as a boy in doing a work. If all of them, a man, a woman and a boy can finish the work in 7 days, in how many days a boy will do it alone ?

If 12 men working 8 hours a day complete the work in 10 days, how long would 16 men working

A can do a piece of work in 4 days and B can do it in 12 days. In how many days will they finish the work, both working together ?

2 men and 1 woman can complete a piece of work in 14 days while 4 women and 2 men can do the same work in 8 days. If a man gets Rs. 180 per day, then a woman will get per day

If a man earns 2000 for his first 50 hours of work in a week and is then paid one and a half times his regular hourly rate for any additional hours, then the hours must he work to make 2300 in a week is

A contractor was engaged to construct a road in 16 days. After working for 12 days with 20 labours it was found that only 5/8 th of the road had been constructed. To complete the work in stipulated time the number of extra labours required is :

A takes three times as long as B and C together to do a job. B takes four times as long as A and C together to do the work. If all the three, working together can complete the job in 24 days, then the number of days, A alone will take to finish the job is

A man, a woman and a boy together finish a piece of work in 6 days. If a man and a woman can do the work in 10 and 24 days respectively. The days taken by a boy to finish the work is

A, B and C are employed to do a piece of work for 575. A and C are supposed to finish 19/23 of the work together. Amount shall be paid to B is

Janardan completes 2/3 of his work in 10 days. Time he will take to complete 3/5 of the same work, is

Three men A. B and C working together can do a job in 6 hours less time than A alone, in 1 hour less time than B alone and in one half the time needed by C when working alone. Then A and B together can do the job in

If 4 men or 6 women can do a piece of work in 12 days working 7 hours a day; how many days will it take to complete a work twice as large with 10 men and 3 women working together 8 hours a day?

A skilled, a half skilled and an unskilled labourer work for 7, 8 and 10 days respectively and they together get 369 for their work. If the ratio of their each day s work is

A can complete a work in m days and B can complete it in n days. How many days will it take to complete the work if both A and B work together ?

3 men and 4 boys can complete a piece of work in 12 days. 4 men and 3 boys can do the same work in 10 days. Then 2 men and 3 boys can finish the work in number of days is

A can do a piece of work in 16 days and B in 24 days. They take the help of C and three together finish the work in 6 days. If the total remuneration for the work is 400. The amount (in rupees)each will receive, in proportion, to do the work is

A and B together can dig a trench in 12 days, which A alone can dig in 28 days; B alone can dig it in

2 men and 3 women can do a piece of work in 10 days while 3 men and 2 women can do the same work in 8 days. Then, 2 men and 1 woman can do the same work in

John does 1/2 piece of work in 3 hours, Joe does 1/4 of the remaining work in 1 hour and George finishes remaining work in 5 hours. How long would it have taken the three working together to do the work ?

The daily wages of A and B respectively are Rs.3.50 and Rs. 2.50. When A finishes a certain work, he gets a total wage of Rs. 63. When B does the same work, he gets a total wage of Rs.75. If both of them do it together what is the cost of the work ?

Three persons undertake to complete a piece of work for 1,200. The first person can complete the work in 8 days, second person in 12 days and third person in 16 days. They complete the work with the help of a fourth person in 3 days. What does the fourth person get?

A can do a piece of work in 12 days and B in 15 days. They work together for 5 days and then B left. The days taken by A to finish the remaining work is

2 men and 3 boys can do a piece of work in 10 days while 3 men and 2 boys can do the same work in 8 days. In how many days can 2 men and 1 boy do the work ?

A does 2/5 of a work in 9 days. Then B joined him and they together completed the remaining work in 6 days. B alone can finish the whole work in

A, B and C together earn 150 per day while A and C together earn 94 and B and C together earn 76. The daily earning of C is

A can do as much work as B and C together can do. A and B can together do a piece of work in 9 hours 36 minutes and C can do it in 48 hours. The time (in hours) that B needs to do the work alone, is :

If 8 men or 12 boys can do a piece of work in 16 days, the number of days required to complete the work by 20 men and 6 boys is

A, B and C can work together for Rs. 550. A and B together are to do 7/11 of the work. The share of C should be

A can do a piece of work in 12 days while B alone can do it in 15 days. With the help of C they can finish it in 5 days. If they are paid 960 for the whole work how much money A gets ?