Following are the set of 25 multiple choice questions from the subject Arithmetic and Mental Ability. The purpose of this section is just to support the candidates who prepare for Kerala PSC and other competitive exams. You can always refer this website from your mobile phone on the go or from your home PC.
ARITHMETIC AND MENTAL ABILITY PRACTICE SET-1
(An objective type questions from the field of Arithmetic & Mental Ability for Kerala PSC, UPSC, SSC, Railway, Banking and other competitive exams)
1. 15,16,?,29,45
(a) 17
(b) 25
(c) 20
(d) 19

2. A father is now three times as old as his son. Five years back he was four times as old as his son. The age of the son is:
(a) 12
(b) 15
(c) 18
(d) 20

3. Find the one which does not belong to the group:
(a) Train
(b) Tram
(c) Plane
(d) Car

4. A person takes 45 minutes to cover certain distance at a speed of 8kmph. What will be the time taken to cover the same distance if the speed is increased to 10 kmph?
(a) 30 minutes
(b) 25 minutes
(c) 27 minutes
(d) 36 minutes

5. If GONE is written as ILPB, CRIB is written as:
(a) EYKO
(b) EUKY
(c) EYUK
(d) EOKY

6. Find the missing digit of the number 6830__ so that it is divisible by 5:
(a) 9
(b) 1
(c) 3
(d) 7

7. If CA=31, GE=75, FH=?
(a) 67
(b) 76
(c) 78
(d) 68

8. A person walks 4km towards north and then turns to east and walks 3 km. How far he is now from the starting point?
(a) 5km
(b) 7km
(c) 6 km
(d) 8 km

9. Bulb is related to light as Chimney is related to ____.
(a) Wall
(b) Smoke
(c) Heat
(d) Air

10.The largest four digit number which is a perfect square:
(a) 9801
(b) 9964
(c) 9981
(d) 9999

11. 7,13,21,__,43,57
(a) 27
(b) 31
(c) 29
(d) 35

12. A person travels from home to office at a speed of 20 kmph and return at a speed of 30 kmph. What is the average speed?
(a) 25
(b) 24
(c) 20
(d) 26

13.If 11is related to 13, in the same way 31 is related to:
(a) 34
(b) 35
(c) 39
(d) 33

14. If 250 is increased as 300, what percent is increased?
(a) 16.67
(b) 20
(c) 23
(d) 17

15. Cat : Kitten :: Horse:?
(a) Kid
(b) Cub
(c) Foal
(d) Colt

16. The ratio of 9 seconds to 10 hours.
(a) 1:40
(b) 1:4000
(c) 9:10
(d) 1:400

17. Bees: Swarm :: Lions : ?
(a) Herd
(b) Flock
(c) Pride
(d) Pack

18. Find the LCM of 12,15,18 and 27:
(a) 540
(b) 1080
(c) 270
(d) 810


19. 99,98,94,85,69,44,?
(a) 4
(b) 9
(c) 8
(d) 12

20. The sum of two numbers be equal to 20 and their difference is 2.5. The ratio of two numbers is:
(a) 3:7
(b) 7:8
(c) 5:7
(d) 9:7

21. If 74683 means GREAT, 7684 means:
(a) GAER
(b) HEAR
(c) GEAR
(d) REAG

22. A person lost 10% when he sold goods for Rs.153. For how much should he sell them to gain 20%?
(a) 204
(b) 250
(c) 240
(d) 210

23. Find the missing term which will complete the series: 13,14,12,15,11,16,10,?
(a) 11
(b) 10
(c) 17
(d) 18

24. A father is 25 years older than his son. 10 years ago father’s age was 6 times of his son’s age. What is the present age of the son?
(a) 10
(b) 40
(c) 30
(d) 15

25. Find the missing letter: L,O,S,?
(a) X
(b) W
(c) Z
(d) Y