operations on numbers (6.papers)

hcf and lcm (5.papers)

averages (8.papers)

problems on ages (9.papers)

percentage (4.papers)

profit and loss (4.papers)

ratio and proportion (5.papers)

chain rule (5.papers)

time and work (4.papers)

pipes and cisterns (5.papers)

time and distance (5.papers)

problems on trains (8.papers)

boats and streams (7.papers)

partnership (6.papers)

simple interest (4.papers)

compound interest (2.papers)

permutation and combination (3.papers)

clock (2.papers)

calendar (3.papers)

1

A wall construction can be done by 6 men and 5 women in 6 days or 3 men and 4 women in 10 days. It can be done by 9 men and 15 women in :

1 day

2 days

3 days

4 days

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3

If 10 boys or 18 girls can do a piece of work in 15 days, then 25 boys and 15 girls together will do twice the work in:

4 and half days

8 days

9 days

36 days

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4

Lavish is thrice as good a workman as Mukesh and takes 10 days less to do a piece of work than Mukesh takes. Mukesh alone can do the whole work in

10 days

12 days

15 days

20 days

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7

Purnima does half as much work as Rohini and Neelima does half as much work as Purnima and Rohini together. If Neelima alone can finish the work in 40 days, then together all will finish the work in:

13 and 1/3 days

15 days

20 days

30 days

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8

Rupa can do a piece of work in 7 days of 9 hours each and Harini can do it in 6 days of 7 hours each. How long will they take to do it, working together 8*(2/5) hours a day ?

3 days

4 days

5 days

none of the above

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9

Malik can do a certain job in 12 days. Vikram is 60% more efficient than Malik. The number of days, it takes Vikram to do the same piece of work, is.

6 days

6 and half days

7 days

7 and half days

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10

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

3 days

4 days

5 days

none of the above

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15

Varun can do a piece of work in 80 days. He works at it for 10 days and then Tarun alone finishes the remaining work in 42 days. The two together could complete the work in :

24 days

25 days

30 days

35 days

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16

Kusuma does half as much work as Vandana in three-fourth of the time. If together they take 18 days to complete the work, how much time shall Vandana take to do it ?

30 days

35 days

40 days

none of the above

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17

James can lay railway track between two given stations in 40 days and Johnny can do the same job in 20 days. With help of Paul, they did the job in 5 days only. Then, Paul alone can do the job in:

6 days

7 days

8 days

8 and half days

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18

Amith does a work in 10 days and Sumanth does the same work in 15 days. In how many days they together will do the same work?

5 days

6 days

8 days

9 days

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19

Mishra takes twice as much time as Dinesh or thrice as much time as Umesh to finish a piece of work. Working together, they can finish the work in 2 days, Dinesh can do the work alone in :

6 hours

12 hours

18 hours

20 hours

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20

Fleming can finish a work in 18 days and Robert can do the same in half the time taken by Fleming. Then, working together , what part of the same work they can finish in a day ?

1/6 days

1/9 days

2/5 days

2/7 days

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