A and B can together do a price of work in 15 days. B alone can do it in 20 days. In how many days can A alone do it?

1.30 days

2.40 days

3. 45 days

4. 60days

A and B can do a work in 8 days, B and C can do the same work in 12 days. A, B and C together can finish it in 6 days. A and C together will do it in?

1.4 days

2.6 days

3.8 days

4.12 days

A can complete a job in 9 days. B in 10 days and C in 15 days. B and C start the work and are forced to leave after 2 days. The time taken to complete the remaining work is?

1.6 days

2.9 days

3.10 days

4.13 days

A can complete a work in 12 days and B can complete in 8 days. A works for 8 hours every day while B works for 10 hours every day. If A and B together start working 8 hours per day, in how many days will they complete the work?

1.8 days

2.60/11 days

3. 39/12 days

4.15/8 days

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

1.6

2. 6 Â¼

3.7 Â½

4.8

A can do a piece of work in 10 days and B can do the same piece of work in 20 days. They start the work together but after 5 days. A leaves off B will do the remaining piece of work in?

1.5 days

2. 6 days

3. 8days

4.10days

A can finish a work in 18 days B can do the same work in 15 days. B worked for 10 days and left the job. In how many days, A alone can finish the remaining work?

1. 5

2.5 1/2

3.6

4.8

A does half as much work as B in three â€œfourth of the time if together they take 18 days to complete a work. How much time shall B take to do it?

1.30days

2.35days

3.40days

4.None of These

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

1. Rs. 75

2.Rs.56

3.Rs. 34

4.Rs.20

If 3 men or 4 women can construct a wall in 43 days, then the number of days that 7 men and 5 women take to construct it is?

1.12

2.18

3.24

4.30

Mahesh and Umesh can complete a work in 10 days and 15 days respectively. Umesh starts the work and after 5 days Mahesh also joins him in all the work would be completed in

1.7 days

2. 9days

3. 11 days

4.None of These

Twelve men can complete a work in 8 days. Three days after they started the work, 3 more men joined them. In how many days will all of them together complete remaining work?

1.2

2.4

3.5

4.6

10 men can finish a piece of work in 10 days. Whereas it takes 12 women to finish it in 10 days if 15 men and 6 women undertake to complete the work. How many days will they take to complete it?

1.2

2.4

3.5

4.11

12 Men or 18 women can reap a field in 14 days. The number of days that 8 men and 16 women will take to reap it?

1.5

2.7

3.8

4.9

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

1.8

2.15

3.9

4.12

A and B can do a work in 12 days, B and C in 15 days, C and A in 20 days. If A, B and C work together, they will complete the work in?

1.5 days

2.7 5/6 days

3.10 days

4.15 2/3 days

A and B can do a work in 8 days, B and C can do the same work in 12 days. A, B and C together can finish it in 6 days. A and C together will do it in :

1.4 days

2.6 days

3.8 days

4.12 days

A and B can together finish a work in 30 days. They worked for it for 20 days and then B left. The remaining work was done by A alone in 20 more days. Alone can finish the work in?

1.48 days

2.50days

3.54 days

4.60 days

A can do (1/3) of a work in 5 days and B can do (2/5) of the work in 10 days. In how many days both A and B together can do the work?

1.7 Â¾

2.4/5

3.3/8

4.10

A can do a piece of work in 4 hours; B and C together can do it in 3 hours, which A and C together can do it in 2 hours. How long will B alone take to do it?

1.8 hours

2.10 hours

3.12 hours

4.24 hours

A can do a piece of work in 80 days. He works at it for 10 days and then B alone finishes the work in 42 days. The Two together could complete the work in?

1.24 days

2.25 days

3.30 days

4.35 days

A can finish a work in 24 days, B in 9 days and C in 12 days. B and C start the work but are forced to leave after 3 days. The remaining work was done by A in:

1.5 days

2.6 days

3.10 days

4.10 1/2 days

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?

1.11 days

2.13 days

3.20 3/17 days

4.None of These

A, B and C contract a work for Rs. 550. Together A and B are to do 7/11 of the work. The share of C should be?

1.Rs.183 1/3

2. Rs.200

3. Rs. 300

4.Rs.400

Raj can build a house alone in 16 days but Suraj alone can build it in 12 days. Raj and Suraj work on alternate days. If Raj works on first day, the house will be built in how many days?

1.12.5 days

2.13(3/4) days

3.48/7 days

4. 24/7 days

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 complete the work?

1.13 1/3 days

2.15 days

3.20 days

4.26 days

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