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Quants Quiz for IBPS PO/RRB

1. 12 men can finish a project in 20 days. 18 women can finish the same project in 16 days and 24 children can finish it in 18 days. 8 women and 16 children worked for 9 days and then left. In how many days 10 men complete the remaining project ?
1) 15
2) 10
3) 12
4) 13 1/2
5) None of these
2. The ratio of the ages of a father and a son at present is 5 : 3. Five years hence the ratio of the ages of the son and his mother will be 3 : 1. What is the ratio of the present ages of the father and the mother ?
1) 4 : 7
2) 2 : 5
3) 5 : 2
4) Data inadequate
5) None of these
3. A fall tank gets emptied in 20 minutes due to the leak in it. On opening a tap which fill the tank at the rate of 15 liters per minute the tank gets emptied in 30 minutes. Find the capacity of tank.
1) 875
2) 775
3) 900
4) 800
5) None of these
4. Monu and Sonu start walking towards each other at 7:00 am at the speed of 10 km/hr and 6 km/hr respectively. They were initially 56 km a part. At what time do they meet ?
1) 11:00
2) 10:30
3) 12:30
4) 11:30
5) None of these
5. The average speed of a train in onward journey is 20% more than that in return journey. The train halts for 3 hours on reaching the destination. The total time taken to complete to and from journey is 47 hour, covering a distance of 2400 km. Find the speed of the train in the onward journey.
1) 60
2) 55
3) 50
4) 40
5) None of these
6. A, B and C enter into a partnership with shares in the ratio of  7/2 : 6/5 : 4/3. After four months, A increase his share by 50%. If the total profit at the end of year be Rs. 43200, what will be the share of C in the profit ? 
1) 8000
2) 7500
3) 8500
4) 9000
5) None of these
7. A merchant buys two items for Rs. 7500. He sells one item at a profit of 16% and the other item at 14% loss. In the deal he makes neither any profit nor any loss. What is the difference between the selling price of both items?
1) 650
2) 600
3) 620
4) 570
5) None of these
8. There was 120 liters of pure milk in vessel. Some quantity of milk was taken out and replaced with 23 liter of water in such a way that the resultant ratio of the quantity of milk to that of water in the mixture was 4 : 1. Again 23 liters of the mixture was taken out and replaced with 28 liters of water. What is the ratio of the milk to water in the resultant mixture ?
1) 20 : 21
2) 46 : 29
3) 23 : 29
4) 7 : 8
5) None of these
9. From a group of 7 men and 6 women, five persons are to be selected to form a committee so that at least 3 men are there on the committee. In how many ways can it be done ?
1) 564
2) 645
3) 735
4) 756
5) None of these
10. Farhan worked for 2 hours and then Raju joined him. After 4 more hours, Farhan stopped, and Raju took another 20 hours to complete the remaining part of the job. If both of them work together they can complete the job in 18 hours. How many hours will Farhan and Raju take to complete the job if they work separately?
1) 24 hours, 36 hours
2) 36 hours, 24 hours
3) 57 hours, 24 hours
4) 54 hours, 27 hours
5) 20 hours, 35 hours

Answers:
  1. 2
  2. 4
  3. 3
  4. 2
  5. 1
  6. 1
  7. 3
  8. 2
  9. 4
  10. 4
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