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Time and Work Quiz – 1

Question 1

Time: 00:00:00
A, B and C can do a piece of work in 24 days, 30 days and 40 days respectively. They began the work together but C left 4 days before the completion of the work. In how many days was the work completed?

11

11

12

12

13

13

14

14

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Question 2

Time: 00:00:00
P can complete a work in 12 days working 8 hours a day.Q can complete the same work in 8 days working 10 hours a day. If both p and Q work together,working 8 hours a day,in how many days can they complete the work?

60/11

60/11

61/11

61/11

71/11

71/11

72/11

72/11

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Question 3

Time: 00:00:00
An air conditioner can cool the hall in 40 minutes while another takes 45 minutes to cool under similar conditions. If both air conditioners are switched on at same instance then how long will it take to cool the room approximately ?

18

18

19

19

22

22

24

24

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Question 4

Time: 00:00:00
A group of workers was put on a job. From the second day on wards, one worker was withdrawn each day. The job was finished when the last worker was withdrawn. Had no worker been withdrawn at any stage, the group would have finished the job in 55% of the time. How many workers were there in the group?

10

10

15

15

18

18

20

20

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Question 5

Time: 00:00:00
A and B together can do a piece of work in 40 days. A having worked for 20 days, B finishes the remaining work alone in 60 days. In How many days shall B finish the  whole work alone?

60

60

70

70

80

80

90

90

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Question 6

Time: 00:00:00
A and B can do a work in 4 hours and 12 hours respectively. A starts the work at 6 AM and they work alternately for one hour each. When will the work be completed?

3

3

6

6

12

12

9

9

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Question 7

Time: 00:00:00
12 men complete a work in 9 days. After they have worked for 6 days, 4 more men join them. How many days will they take to complete the remaining work ?

2

2

2.5

2.5

2.25

2.25

3

3

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Question 8

Time: 00:00:00
9 men and 12 boys finish a job in 12 days, 12 men and 12 boys finish it in 10 days. 10 men and 10 boys shall finish it in how many days ?

12

12

18

18

20

20

24

24

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Question 9

Time: 00:00:00
Amar can do a piece of work in 10 days. He works at it for 4 days and then Arun finishes it in 9 days. In how many days can Amar and Arun together finish the work ?

 

6

6

8

8

10

10

12

12

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Question 10

Time: 00:00:00
If 2 men and 3 women can do a piece of work in 8 days and 3 men and 2 women in 7 days. In how many days can the work be done by 5 men and 4 women working together?

6

6

8

8

4

4

10

10

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