1 
Amar is 20% less efficient than Sachin. Amar, when working alone, takes 30 days to finish the job. H...
CAT
Quantitative Ability
Arithmetic
Time and Work

2 
A tank has two inlet pipes which can fill the empty tank in 12 hours and 15 hours working aloneand o...
CAT
Quantitative Ability
Arithmetic
Time and Work

3 
Three pipes A, B and C can fill a cistern in 36 minutes. A,B and C are opened simultaneously. A...
CAT
Quantitative Ability
Arithmetic
Time and Work

4 
A leak in the bottom of a tank can empty the full tank in 6 h. An inlet pipe fills water at the rate...
CAT
Quantitative Ability
Arithmetic
Time and Work

5 
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 ...
CAT
Quantitative Ability
Arithmetic
Time and Work

6 
Ron can do a piece of work in 8 days which Goofy can finish in 12 days. If they work on alterna...
CAT
Quantitative Ability
Arithmetic
Time and Work

7 
A does 80% of a work in 20 days. He then calls in B and they together finish the remaining work in 3...
CAT
Quantitative Ability
Arithmetic
Time and Work

8 
There's a lot of work in preparing a birthday dinner. Even after the turkey is in oven, there ar...
CAT
Quantitative Ability
Arithmetic
Time and Work

9 
A can do a piece of work in ‘x’ days and B can do it in ‘y’ days, where x an...
CAT
Quantitative Ability
Arithmetic
Time and Work

10 
A can do a certain job in 12 days. B is 60% more efficient than A. The number of days, it takes B to...
CAT
Quantitative Ability
Arithmetic
Time and Work

11 
A water filling pipe P is 5 times faster than a second pipe Q. If Q can fill a cistern in 30 minutes...
CAT
Quantitative Ability
Arithmetic
Time and Work

12 
If 4/5th of a cistern is filled in 1 minute, how much more time will be required to fill the rest of...
CAT
Quantitative Ability
Arithmetic
Time and Work

13 
A can finish a work in 12 days and B can do it in 15 days. After A has worked for 3 days, B als...
CAT
Quantitative Ability
Arithmetic
Time and Work

14 
A fort had the provision of food for 150 men for 45 days. After 10 days, 25 men left the fort. The n...
CAT
Quantitative Ability
Arithmetic
Time and Work

15 
30 men can do a work in 24 days. In how many days can 20 men do the work, given that the time spent ...
CAT
Quantitative Ability
Arithmetic
Time and Work

16 
A is twice as efficient as B. A can complete a job 30 days before B. In how many days can they ...
CAT
Quantitative Ability
Arithmetic
Time and Work

17 
Pipe A takes 3/4 of the times required by pipe B to fill the empty tank individually. When an outlet...
CAT
Quantitative Ability
Arithmetic
Time and Work

18 
Consider three friends A, B and C who work at different speeds. When the slowest two work together, ...
CAT
Quantitative Ability
Arithmetic
Time and Work

19 
Two friend A and B working together completed a work in 26 days. Their skills of doing the work are ...
CAT
Quantitative Ability
Arithmetic
Time and Work

20 
An empty vessel is connected with 3 pipes A, B, and C. Pipe A is opened first and can fill the vesse...
CAT
Quantitative Ability
Arithmetic
Time and Work

21 
Two pipes A and B can fill a tank in 24 hours and 120/7hours respectively. Harihar opened the pipes ...
CAT
Quantitative Ability
Arithmetic
Time and Work

22 
5 men and 2 boys working together can do four times as much work per hour as 1 man and&nbs...
CAT
Quantitative Ability
Arithmetic
Time and Work

23 
(x2) men can do a piece of work in x days and (x + 7) men can do 75% of the same work in (x –...
CAT
Quantitative Ability
Arithmetic
Time and Work

24 
Maya can complete a piece of work in 53 days if she works alone. The work is started by Maya and on ...
CAT
Quantitative Ability
Arithmetic
Time and Work

25 
A group of workers was put on a job. From the second day onwards, one worker was withdrawn each day....
CAT
Quantitative Ability
Arithmetic
Time and Work
