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Simple Arithmetic for Groups

1. A Car covers a distance of 200km in 2h 40 min where as a jeep covers the same distance in 2h. What is the ratio of their speeds?
a. 3:4
b. 4:3
c. 4:5
d. 5:4

2. A Car covers a distance from town A to town B at the speed of 52km/h. and covers the distance from town B to town A at the speed of 52 km/h. What is the approximate average speed of the car?
a. 55 km/hr
b. 52 km/hr
c. 48 km/hr
d. 60 km/hr

3. The ratio between the speeds of two buses is 5:3. If the 1st bus runs 400km in 8h, then find the speed of the 2nd bus.
a. 30km/h
b. 15km/h
c. 27km/h
d. 37km/h

4. A is twice as fast as B and B is thrice as fast as C. The journey covered by C in 56 min will be covered by A in..
a. 5(1/3) min
b. 2(1/3) min
c. 7(1/3) min
d. 9(1/3) min

5. A man covers a certain distance on scooter. Had he moved 3km faster, he would have taken 40min less. If he had moved 2 km/h slower, he would have taken 40 min more. The distance (in km) is
a. 42.5
b. 36
c. 37.5
d. 40

6. A pipe can fill a tank in 20h, Due to a leak the bottom, it is filled in 40h. If the tank is full, how much time will the leak take to empty it?
a. 40h
b. 30h
c. 50h
d. 60h

7. Two pipes A and B can fill a tank in 12 and 16 min respectively. If both the pipes are opened simultaneously, after how much time should B be closed so  that the tank is full in 9 min?
a. 6 min
b.4 min
c.8 min
d.10 min

8. A alone can do a piece of work in 3 days, while B alone can do the same work in 2 days. If they work together to complete the work, their total wages is fixed 225RS/-. Find the share of A.
a. Rs. 90
b. Rs.. 75
c. Rs.95
d. Rs. 65

9. 4 men or women or 10 children can paint a house in 5 days. The painting is given to a couple and their 5 sons. They finish the job in...
a. 11/60 days
b. 5(5/11) days
c. 5(6/11) days
d. 11(1/5) days

10. The some of ages of 5 children born at the intervals of 3 years each is 50 years. Find out the age of the youngest child.
a. 6 years
b. 5 years
c. 4 years
d. 3 years

11. A is two years older than B who is twice as old as C. The total of the ages of A, B, C is 27. How old B?
a. 10
b. 9
c. 8
d. 7

12. Six years ago, the ratio of the ages of Vimal, Saroj was 6:5 four years hence, the ratio of their ages will be 11:10 what is Saroj’s age at present?
a. 18
b. 17
c. 16
d. 15

13. The age of father 10 years ago was thrice the age of his son. Ten years hence, father’s age will be twice that of his son. What is the ratio of their present ages?
a. 7:3
c. 9:4
d. 4:9

14. The product of the ages of Ramu and Raju is 240. If twice the age of Raju is more than Ramu’s age by 4 years, what is Raju age?
a. 16
b. 14
c. 12
d. 10

15. If the first 10 overs of a cricket game, the run rate was only 3.2, what should be the run rate in the remaining 40 overs to reach the target of 282 runs?
a. 6.25
b. 5.5
c. 7.4
d. 5

16. A student’s mark was wrongly entered as 83 instead of 63. Due to that the average marks for the class got increased by half 1/2. What is the number of students in the class?
a. 45
b. 40
c. 35
d. 30

17. The banker’s discount on a certain amount due 2 years hence is 11/10 of the true discount. What is the rate percent?
a. 1%
b. 5%
c. 10%
d. 12%

18. The banker’s gain on a sum due 6 years hence at 12% per annum is Rs. 540. What is the banker’s discount?
a. 1240
b. 1120
c. 1190
d. 1290

19. A bill is discounted at 10% per annum. If banker’s discount is allowed, at what rate percent should the proceeds be interested so that nothing will be lost?
a. 10(1/9) %
b. 11(1/9) %
c. 11%
d. 10(2/9) %

20. The banker’s discount on a bill due 6 months hence at 6% is Rs. 18.54. What is the true discount?
a. Rs. 24
b. Rs. 12
c. Rs. 36
d. Rs. 18

21. A boatman can row 96 km down stream in 8hr. If the speed of the current is 4km/hr, then find in what time will be able to cover 8km upstream?
a. 6hr
b. 2hr
c. 4hr
d. 1hr

22. A boat can travel with a speed of 12 km/hr in still water. If the speed of the stream is 4km/hr, find the time taken by the boat to go 68km down stream.
a. 4hr
b. 4.25hr
c. 4.5hr
d. 6hr

23. Today is Monday, After 61 days, it will be?
a. Thursday
b. Sunday
c. Monday
d. Saturday

24. If Jan 1, 2006 was a Sunday, What was the day of the week Jan 1, 2010?
a. Friday
b. Thursday
c. Tuesday
d. Saturday

25. 3 pumps, working 8 hours a day, can empty a tank in 2 days. How many hours a day should 4 pumps work in order to empty the tank in 1 day?
a. 10
b. 12
c. 8
d. 15

26. A person works on a project and completes 5/8 of the job in 10 days. At this rate, how many more days will he it take to finish the job?
a. 7
b. 6
c. 5
d. 4

27. If Rs.3000 amounts to Rs. 4320 at compound intrest in a certain time, then Rs. 3000 amounts to what in half of the times?
a. Rs. 3400
b. Rs. 3600
c. Rs. 3800
d. Rs. 3520

28. The cost price of a car is Rs. 400000. If its price decreased 10% every year, then what will be the cost of car after 3yr?
a. Rs.281600
b. Rs. 291600
c. Rs.301600
d. Rs. 311600

29. What annual payment will discharge a debt of Rs. 1696 in 4yrs at 4% per annum?
a. Rs. 525
b. Rs. 425
c. Rs. 325
d. Rs. 400

30. A Sum becomes its double in 10yr. Find the annual rate of simple intrest?
a. 1%
b. 5%
c. 10%

d. 20%

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