Time and Work is an important Chapter for both SSC CGL Tier1 and Tier2 Exam. If you really want to get a better Post through SSC CGL exam, practice this chapter. Today, I am providing you some important questions which are either asked or can be asked in SSC CGL Tier1 or Tier2 Exam. Try to solve them.
(1)If a Work can be Completed by A in 30 days and by B in 60 days, then the number of days taken by them to finish the work, working together is:
(1)If a Work can be Completed by A in 30 days and by B in 60 days, then the number of days taken by them to finish the work, working together is:
 20
 25
 45
 50
(2)A can finish a work in 12 days and B can do it in 15 days. After A had worked for 3 days, B also joined A to finish the remaining work. In how many days, the remaining work will be finished?
 11/2
 9/2
 5
 6
(3) 9 men finish onethird work in 10 days. The number of additional men required for finishing the remaining work in 2 more days will be :
 81
 78
 55
 30
(4)If the work done by (X1) men in (X+1) days is to the work done by (X+2) men in (X1) days are in the ratio 9:10, then X is equal to:
 5
 6
 7
 8
(5)A certain job was assigned to a group of men to do in 20 days. But, 12 men did not turn up for the job and the remaining men did the job in 32 days. The original number of men in the group was:
 32
 34
 36
 40
(6)Pipe A can fill a cistern in 4 while pipe B can empty it in 6 hours. If both of them are opened together at the same time.When the tank is empty, the number of hours taken by them to fill it, is:
 6
 8
 10
 12
(7) Two people Mohan and Sohan can do a work in 60 days and 40 days respectively. They begin the work together but Mohan left after some time and Sohan finished the remaining work in 10 days. After how many day Mohan Leave.
 8
 12
 15
 18
 20
(8) 9 men can complete a piece of work in 360 days. 18 women can complete the same piece of work in 72 days and 12 children can complete the same piece of work in 162 days days. In how many days 10 men, 4 women and 12 children together complete the piece of work?
 124
 81
 96
 68
 None of these
(9) Wages of 32 men amount to 134400 in 35 days. How many children must work for 15 days to receive Rs 18000, If the daily wages of men being thrice those of children.
 10
 12
 13
 14
 15
(10) A 200m long 2m high and 40 cm wide wall is built by 20 men, 30 women and 60 children working 6 hours a day in 20 days. How long a wall 1.5 m high 60 cm wide can be built by 10 men, 15 women, 30 children working 9 hours a day in 15 days?
 75 m
 150 m
 225 m
 166.66 m
 None of these
(11) If 20 men or 25 women or 30 boys can do a piece of work in 16 days by working 10 hours a day, then how many men with 10 women and 18 boys can do 13/4 times the same work in 26 days by working 8 hours daily?
 35 men
 30 men
 40 men
 48 men
 None of These
(12)A Contractor undertook to do a certain piece of work in 9 days. He employed certain number of laborers but 6 of them being absent from very first day, the rest could finish the work in 15 days. The number of men originally employed were?
 15
 16
 18
 19
 None of These
(13)A can do a piece of work in 50 days, B in 40 days and C in 30 days respectively. If C is assisted by A on one day and by B on the next day alternately then the work get complete in :
 17
 (17 x 35 +3)/35
 (17 x 35 +34)/35
 Cannot be determined
 None of these
(14)If 2 horses are worth 3 Oxen, and 5 Oxen are worth 12 sheep, and 2 Sheep are worth Rs 500, the value of the horse is:
 Rs 800
 Rs 600
 Rs 900
 Rs 750
 None of these
(15) 6 men and 6 children together can complete a piece of work in 6 days. In how many days can 15 children alone complete the piece of work. If 9 men alone can complete the work in 10 days.
 7.2
 4
 6
 9
 None of these
Answers of this Practice Paper
Question Number

Correct Answer

1

20

2

5

3

81

4

8

5

32

6

12

7

18

8

81

9

15

10

None of these

11

30

12

15

13

None of these

14

Rs 900

15

4

plz give detailed answer
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