1. Population of a village is eight thousand. If 6% men and 10% women are added, pAnswerulation becomes 8,600, then the number of men in the village was:
A: 4800
B: 5000
C: 5060
D: 6000
Correct Answer : B
2. If 15 oxen or 20 cows can eat the grass of a field in 80 days, then in how many days will 6 oxen and 2 cows eat the same grass?
A: 40
B: 60
C: 100
D: 160
Correct Answer : D
3. At a certain party the ratio of gents and ladies was 1 : 2. But when 2 gents and 2 ladies left the party, the ratio became 1 : 3. How many peAnswerle were initially present in the party?
A: 12
B: 15
C: 18
D: 24
Correct Answer : A
4. How many litres of a 90% solution of concentrated acid needs to be mixed with a 75% solution of concentrated acid to get a 30 L solution of 78% concentrated acid?
A: 24 L
B: 22.5 L
C: 6 L
D: 17.5 L
Correct Answer : C
5. Tea worth Rs. 126 per kg and Rs. 135 per kg are mixed with a third variety in the ratio 1:1:2. If the mixture is worth Rs. 153 per kg, the price of the third variety per kg will be:
A: Rs. 169.50
B: Rs. 170
C: Rs. 175.50
D: Rs. 180
Correct Answer : C
6. A can contains a mixture of two liquids A and B in the ratio 7:5. When 9 litres of mixture are drawn off and the can is filled with B, the ratio of A and B becomes 7:9. How many litres of liquid A was contained by the can initially ?
A: 10
B: 20
C: 21
D: 25
Correct Answer : C
7. 39 persons can repair a road in 12 days, working 5 hours a day. In how many days will 30 persons, working 6 hours a day, complete the work ?
A: 10
B: 13
C: 14
D: 15
Correct Answer : B
8. If 7 spiders make 7 webs in 7 days, then 1 spider will make 1 web in how many days ?
A: 1
B: 7/2
C: 7
D: 49
Correct Answer : C
9. Some persons can do a piece of work in 12 days. Two times the number of such persons will do half of that work in:
A: 6 days
B: 4 days
C: 3 days
D: 12 days:
Correct Answer : C
10. Ronald and Elan are working on an assignment. Ronald takes 6 hours to type 32 pages on a computer, while Elan takes 5 hours to type 40 pages. How much time will they take, working together on two different computers to type an assignment of 110 pages ?
A: 7 hours 30 minutes
B: 8 hours
C: 8 hours 15 minutes
D: 8 hours 25 minutes
Correct Answer : C
11. A and B can do a work in 12 days, B and C in 15 days, C and A in 20 days. If A, B and C work together, they will complete the work in:
A: 5 days
B: 47/6 days
C: 10 days
D: 47/3 days
Correct Answer : C
12. A and B can do a job together in 7 days. A is 7/4 times as efficient as B. The same job can be done
by A alone in:
A: 28/3 days
B: 11 days
C: 49/4 days
D: 49/3 days
Correct Answer : B
13. A and B can complete a work in 15 days and 10 days respectively. They started doing the work together but after 2 days B had to leave and A alone completed the remaining work. The whole work was completed in:
A: 8 days
B: 10 days
C: 12 days
D: 15 days
Correct Answer : C
14. A, B and C together can complete a piece of work in 10 days. All the three started working at it together and after 4 days A left. Then B and C together completed the work in 10 more days. A alone could complete the work in:
A: 15 days
B: 16 days
C: 25 days
D: 50 days
Correct Answer : C
15. One pipe can fill a tank three times as fast as another pipe. If together the two pipes can fill the tank in 36 minutes, then the slower pipe alone will be able to fill the tank in:
A: 81 min
B: 108 min
C: 144 min
D: 192 min
Correct Answer : C
16. A large tanker can be filled by two pipes A and B in 60 minutes and 40 minutes respectively. How many minutes will it take to fill the tanker from empty state if B is used for half the time and A and B fill it together for the other half ?
A: 15 min
B: 20 min
C: 27.5 min
D: 30 min
Correct Answer : D
17. Three taps A, B and C can fill a tank in 12, 15 and 20 hours respectively. If A is Answeren all the time and B and C are Answeren for one hour each alternately, the tank will be full in:
A: 6 hrs.
B: 20/3 hrs
C: 7 hrs
D: 15/2 hrs
Correct Answer : C
18. Two pipes can fill a tank in 20 and 24 minutes respectively and a waste pipe can empty 3 gallons per minute. All the three pipes working together can fill the tank in 15 minutes. The capacity of the tank
is:
A: 60 gallons
B: 100 gallons
C: 120 gallons
D: 180 gallons
Correct Answer : C
19. Ram and Shyam together do a work in 8 days. Both of them began to work. After 3 days Ram fell ill. Shyam completed the remaining work in 15 days. In how many days can Ram complete the whole work?
A: 12
B: 17
C: 16
D: 15
Correct Answer : A
20. Two workers A and B were employed for a work. A takes 8 hour more than the time taken by A and B together. If B takes 4.5 hours more than the time taken by A and B together, how long would A and B take together to complete the work?
A: 7 hours
B: 6 hours
C: 5 hours
D: 4 hours
Correct Answer : B
A: 4800
B: 5000
C: 5060
D: 6000
Correct Answer : B
2. If 15 oxen or 20 cows can eat the grass of a field in 80 days, then in how many days will 6 oxen and 2 cows eat the same grass?
A: 40
B: 60
C: 100
D: 160
Correct Answer : D
3. At a certain party the ratio of gents and ladies was 1 : 2. But when 2 gents and 2 ladies left the party, the ratio became 1 : 3. How many peAnswerle were initially present in the party?
A: 12
B: 15
C: 18
D: 24
Correct Answer : A
4. How many litres of a 90% solution of concentrated acid needs to be mixed with a 75% solution of concentrated acid to get a 30 L solution of 78% concentrated acid?
A: 24 L
B: 22.5 L
C: 6 L
D: 17.5 L
Correct Answer : C
5. Tea worth Rs. 126 per kg and Rs. 135 per kg are mixed with a third variety in the ratio 1:1:2. If the mixture is worth Rs. 153 per kg, the price of the third variety per kg will be:
A: Rs. 169.50
B: Rs. 170
C: Rs. 175.50
D: Rs. 180
Correct Answer : C
6. A can contains a mixture of two liquids A and B in the ratio 7:5. When 9 litres of mixture are drawn off and the can is filled with B, the ratio of A and B becomes 7:9. How many litres of liquid A was contained by the can initially ?
A: 10
B: 20
C: 21
D: 25
Correct Answer : C
7. 39 persons can repair a road in 12 days, working 5 hours a day. In how many days will 30 persons, working 6 hours a day, complete the work ?
A: 10
B: 13
C: 14
D: 15
Correct Answer : B
8. If 7 spiders make 7 webs in 7 days, then 1 spider will make 1 web in how many days ?
A: 1
B: 7/2
C: 7
D: 49
Correct Answer : C
9. Some persons can do a piece of work in 12 days. Two times the number of such persons will do half of that work in:
A: 6 days
B: 4 days
C: 3 days
D: 12 days:
Correct Answer : C
10. Ronald and Elan are working on an assignment. Ronald takes 6 hours to type 32 pages on a computer, while Elan takes 5 hours to type 40 pages. How much time will they take, working together on two different computers to type an assignment of 110 pages ?
A: 7 hours 30 minutes
B: 8 hours
C: 8 hours 15 minutes
D: 8 hours 25 minutes
Correct Answer : C
11. A and B can do a work in 12 days, B and C in 15 days, C and A in 20 days. If A, B and C work together, they will complete the work in:
A: 5 days
B: 47/6 days
C: 10 days
D: 47/3 days
Correct Answer : C
12. A and B can do a job together in 7 days. A is 7/4 times as efficient as B. The same job can be done
by A alone in:
A: 28/3 days
B: 11 days
C: 49/4 days
D: 49/3 days
Correct Answer : B
13. A and B can complete a work in 15 days and 10 days respectively. They started doing the work together but after 2 days B had to leave and A alone completed the remaining work. The whole work was completed in:
A: 8 days
B: 10 days
C: 12 days
D: 15 days
Correct Answer : C
14. A, B and C together can complete a piece of work in 10 days. All the three started working at it together and after 4 days A left. Then B and C together completed the work in 10 more days. A alone could complete the work in:
A: 15 days
B: 16 days
C: 25 days
D: 50 days
Correct Answer : C
15. One pipe can fill a tank three times as fast as another pipe. If together the two pipes can fill the tank in 36 minutes, then the slower pipe alone will be able to fill the tank in:
A: 81 min
B: 108 min
C: 144 min
D: 192 min
Correct Answer : C
16. A large tanker can be filled by two pipes A and B in 60 minutes and 40 minutes respectively. How many minutes will it take to fill the tanker from empty state if B is used for half the time and A and B fill it together for the other half ?
A: 15 min
B: 20 min
C: 27.5 min
D: 30 min
Correct Answer : D
17. Three taps A, B and C can fill a tank in 12, 15 and 20 hours respectively. If A is Answeren all the time and B and C are Answeren for one hour each alternately, the tank will be full in:
A: 6 hrs.
B: 20/3 hrs
C: 7 hrs
D: 15/2 hrs
Correct Answer : C
18. Two pipes can fill a tank in 20 and 24 minutes respectively and a waste pipe can empty 3 gallons per minute. All the three pipes working together can fill the tank in 15 minutes. The capacity of the tank
is:
A: 60 gallons
B: 100 gallons
C: 120 gallons
D: 180 gallons
Correct Answer : C
19. Ram and Shyam together do a work in 8 days. Both of them began to work. After 3 days Ram fell ill. Shyam completed the remaining work in 15 days. In how many days can Ram complete the whole work?
A: 12
B: 17
C: 16
D: 15
Correct Answer : A
20. Two workers A and B were employed for a work. A takes 8 hour more than the time taken by A and B together. If B takes 4.5 hours more than the time taken by A and B together, how long would A and B take together to complete the work?
A: 7 hours
B: 6 hours
C: 5 hours
D: 4 hours
Correct Answer : B