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Question 1

Time: 00:00:00
A and B can do a piece of work in 8 days. B and C can do it in 12 days and A and C in 16 days. Working together they will complete the work in how many days?

14.76 days

14.76 days

12.2 days

12.2 days

9.48 days

9.48 days

7.38 days

7.38 days

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Question 2

Time: 00:00:00
Two men and three women working 7 hours a day finish a work in 5 days. Four men and four women working 3 hours a day complete the work in 7 days. The number of days in which only 7 men working 4 hours a day will finish the work is?

5

5

6

6

7

7

10

10

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Question 3

Time: 00:00:00
A can do a piece of work in 20 days. B in 15 days A and C in 12 days. In how many days can A finish the work if he is assisted by B on one day and C on the next, alternately?

10

10

8

8

6

6

4

4

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Question 4

Time: 00:00:00
3 men or 6 women can do a piece of work in 20 days. In how many days will 12 men and 8 women do the same work?

7/2

7/2

15/4

15/4

5

5

4

4

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Question 5

Time: 00:00:00
A is twice as good a workman as B and they took 7 days together to do the work B alone can do it in.

12

12

18

18

21

21

27

27

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Question 6

Time: 00:00:00
A can do half the work in one day where as B can do it full. B can also do half the work of C in one day. Ratio in their efficiency will be?

4:2:1

4:2:1

2:4:1

2:4:1

2:1:4

2:1:4

1:2:4

1:2:4

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Question 7

Time: 00:00:00
 A can do a piece of work in 12 days. He worked for 15 days and then B completed the remaining work in 10 days. Both of them together will finish it in.

12 1/2 days

12 1/2 days

25 days

25 days

6 days

6 days

12 days

12 days

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Question 8

Time: 00:00:00
A can do a half of certain work in 70 days and B one third of the same in 35 days. They together will do the whole work in.

420 days

420 days

120 days

120 days

105 days

105 days

60 days

60 days

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Question 9

Time: 00:00:00
If 3 workers collect 48 kg of cotton in 4 days, how many kg of cotton will 9 workers collect in 2 days?

216

216

108

108

72

72

36

36

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Question 10

Time: 00:00:00
Anita, Indu and Geeta can do a piece of work in 18 days, 27 days and 36 days respectively. They start working together. After working for 4 days. Anita goes away and Indu leaves 7 days before the work is finished. Only Geeta remains at work from beginning to end. In how many days was the whole work done?

16

16

17

17

18

18

19

19

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["0","40","60","80","100"]
["Need more practice!","Keep trying!","Not bad!","Good work!","Perfect!"]