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 QUESTIONS [SET-2]
[An objective type multiple choice questions for competitive exams like Kerala PSC, UPSC, SSC, IBPS, RRB, Postal etc.]
1. Complete the series: 81,69,58,48,39, ……
[a] 22
[b] 30
[c] 31
[d] 12

2. The average age of 29 boys in a class is 14 years. When the age of the class teacher is included, the average becomes 15 years. The age of the class teacher is:
[a] 44
[b] 42
[c] 46
[d] 40

3. Select the odd one:
[a] Knife
[b] Sword
[c] Hammer
[d] Blade

4. By selling Oranges at 32 for Rs.10, a man loses 40%. How many oranges should he sell for Rs.10 if he should gain 20%?
[a] 10
[b] 13
[c] 16
[d] 20

5. Find out the wrong term in the series:
196,169,144,121,101
[a] 101
[b] 121
[c] 169
[d] 196

6. The weight of a dog is 24kg and 1/3 of its weight has been increased in three months. Now the weight is:
[a] 33kg
[b] 36kg
[c] 42kg
[d] 32kg

7. Complete the series: Z,U,Q,?,L
[a] I
[b] K
[c] M
[d] N

8. Five equal squares are placed side by side to make a single rectangle. The perimeter of the rectangle so formed is 276cm. What is the area of the square used?
[a] 230
[b] 196
[c] 529
[d] 256

9. Acting : Theatre : Gambling :?
[a] Casino
[b] Club
[c] Bar
[d] Gymn

10. Average weight of 8 men increased by 1.5kg when a man weighing 65kg was replaced by a new man. The weight of the new man is:
[a] 76kg
[b] 78kg
[c] 77kg
[d] 80kg

11. Find the missing number: 3,5,9,17,33,?
[a] 61
[b] 62
[c] 63
[d] 65

12. The only number that is the perimeter and area of same square:
[a] 16
[b] 4
[c] 80
[d] 20

13. If MADRAS is NBESBT then LAHORE will be:
[a] MBIPSF
[b] NBISQF
[c] MBIPFS
[d] NCJQTG

14. If all divisors of 128 are arranged in ascending order, the sixth division is:
[a] 16
[b] 32
[c] 64
[d] 128

15. You go north, turn right, then right again and then go to the left. In which direction are you now?
[a] North
[b] South
[c] East
[d] West

16. The least perfect square divisible by 3,4,5,6 and 8 is:
[a] 3600
[b] 2500
[c] 1600
[d] 900

17. An employee same salary every month. His average income per day will be:
[a] Maximum for the period of January, February,March
[b] Maximum for the period of February,March,April
[c] Maximum for the period of July, August, September
[d] Same for the above three periods

18. A man travels from A to B at a speed of 60kmph and back of a speed 40kmph. The distance between A and B is 120km. The average speed of the journey is (in kmph)
[a] 52
[b] 50
[c] 48
[d] 45

19. If FULFNHW is the code for CRICKET, then EULGH is the code for which word?
[a] PRIDE
[b] BRIDE
[c] BLADE
[d] BLIND

20. Salary of a person increases by 4% per year. His present salary is 9360. What was his salary during last year?
[a] 9250
[b] 9000
[c] 9160
[d] 8750