WeCP Time and Work Quiz 1

Question 1

Time: 00:00:00
An air conditioner can cool the hall in 30 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 ?

16

16

24

24

18

18

22

22

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Question 2

Time: 00:00:00
5 men, 7 women and 9 children can complete a work in 6 days. A woman does double the work a man does and a child does half the work a man does. How many women alone can complete this work in 6 days  ?

12

12

18

18

16

16

14

14

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Question 3

Time: 00:00:00
7 men can repair a road in 12 hours. How many men are required to repair the road in 3 hours ?

40

40

36

36

28

28

32

32

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Question 4

Time: 00:00:00
A and B together can do a piece of work in 50 days. A having worked for 25 days, B finishes the remaining work alone in 75 days. In How many days shall B finish the  whole work alone?

125

125

50

50

75

75

100

100

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Question 5

Time: 00:00:00
A and B can do 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?

2

2

4

4

6

6

8

8

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Question 6

Time: 00:00:00
When A, B and C are deployed for a task , A and B together do 65% of the work and B and C together do 55% of the work. Who is most efficient?

A

A

B

B

C

C

Can’t be determined

Can’t be determined

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Question 7

Time: 00:00:00
P and Q can complete a job in 30 days working together. P alone can complete it in 40 days. Both of them worked together for 6 days and then P left. The number of days Q will take to complete the remaining work is ?

16

16

6

6

8

8

12

12

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Question 8

Time: 00:00:00
Four men P,Q, R and S can do a work  in 20,25, 40 and 50 hours respectively.The first men P started at 6:00 am, Q at 8:00 am, R at 9:00 am and S at 10:00 am. when will the work be done?

3.50pm

3.50pm

4.10pm

4.10pm

3.09pm

3.09pm

None of the above

None of the above

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Question 9

Time: 00:00:00
A garrison of 5000 men has provisions for 72 days. At the end of 15 days, a reinforcement arrives, and it is now found that the provisions will last only for 35 days more. What is the reinforcement ?

4600

4600

4300

4300

3143

3143

3765

3765

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Question 10

Time: 00:00:00
If 5 men and 2 boys working together, can do four times as much work per hour as a man and a boy together. Find the ratio of the work done by a man and that of a boy for a given time  ?

4:3

4:3

2:1

2:1

2:5

2:5

3:4

3:4

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["0","40","60","80","100"]
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