Arithmetic and Mental Ability - 1

Test of Arithmetic and Mental Ability

1. A water tank contains 5% salt by weight. ‘x’
litres of fresh water is added to 40 litres of
tank water, so that the solution contains 2%
salt. The value of ‘x’ is:
(a)60 (b) 50 (c) 40 (d) 80

2. Find the one which does not belong to the
group:
(a) Elevator (b) Typewriter (c) Cooker (d)
Writer

3. Find the sum of first 50 natural numbers:
(a) 5050 (b) 5005 (c) 9900 (d) 9050

4. CEBD: GIFH:: OQNP:?
(a)SRUT (b) RUST (c) SURT (d) USRT

5. The sum of a two digit number is 8. The number
obtained by interchanging two digits exceeds the
given number by 18. Find the number:
(a)26 (b) 80 (c) 17 (d) 53

6. Which is the odd one?
(a)PRT (b) QOM (c) CEG (d) IKM

7. The number of boys in a class is three times
the number of girls. Which one of the
following numbers cannot represent the total
number of children in the class?
(a) 48 (b) 44 (c) 42 (d) 40

8. If ARID=32 then DEAR=?
(a)22 (b) 24 (c) 26 (d) 28

9. A certain number of students decided to
conduct a picnic and planned to spend Rs 96
on eatables. Four of them however did not
turn up. As a consequence the remaininghad
to contribute Rs.4 each extra. The number of
students who attended the picnic:
(a) 12 (b) 16 (c) 24 (d) 8

10. Find out the odd one:
(a)Toxic (b) Venomous
(c) Poisonous (d) Harmless

11. The least number added to make 7399 a
perfect square is:
(a) 170 (b) 151 (c) 27 (d) 0

12. Pride: Lion :: Pack: ?
(a)Elephant (b) Wolves
(c) Sheep (d) None of these

13. A metal block having sides 10 cm, 15cm,30
cm has cut into equal cubes. If the block is
exhausted completely what will be the least
possible number of cubes?
(a) 12 (b) 24 (c) 30 (d) 36

14. In certain code CENTRAL is written as
LARTNEC. How SEMINAR is written in that
code?
(a)RANIMES (b) NARISEM
(c) MESIRAN (d) None of these

15.One fourth percent of 180:
(a) 4.5 (b) 0.045 (c) 0.45 (d) 45

16.Virtue: Vice :: Voluntary :?
(a)Vanity (b) Valour
(c) Compulsory (d) Flexible

17.A company hired salesman on a monthly salary
of Rs.3000. In addition to it, the salesman was
entitled for 20% commission on the monthly
scale. How much sale the salesman should do
if he wants his monthly income as Rs.10000?
(a) 35000 (b) 50000 (c) 7000 (d) 17500

18.Fill in the blanks with suitable number:
1,2,6,24,___,720,5040
(a)120 (b) 100 (c) 50 (d) 168

19.A man spends 40% of his income for food
and 50% for other expenses. If his monthly
earnings is Rs.600, find the amount he
spends for food:
(a) 3000 (b) 2400 (c) 3500 (d) 1800

20.Which of the following series obeys the rule
‘Number of letters skipped in between
adjascent letters of two’?
(a)MPSVY (b) EHKMP
Test of Arithmetic and Mental Ability
(c) DGJLO (d) XVRQOP

21. The total salary of headmaster and peon is
Rs.14400. The ratio between the salaries is
5:3. Then their salaries are:
(a) 8000,6400 (b) 8600,5800
(c) 9000,5400 (d)10000,4400


22. Chocolate : Confectionary :: Wine:?
(a)Distillery (b) Brewery(c) Mint (d) Bakery
23. An amount of Rs.2500 is deposited at 12%
interest rate. The amount received after one
year is:
(a) Rs.2800 (b) Rs.2600 (c) Rs.3000 (d) Rs.2900

24. Which is the odd one?
(a)Musculine (b) Effeminate
(c) Womanish (d) Unmanly

25.A mother is 5 times as old as her daughter.
In 15 years she will be will be twice as old.
How old the mother at present?
(a) 20 (b) 25 (c) 30 (d) 35

Answers

1 (a) 2(d) 3 (a) 4 (c) 5(d) 6(b) 7(c) 8(d) 9(d) 10(d)
11(a ) 12(b) 13(d) 14(a) 15(c) 16(c) 17(a) 18(a)
19(b) 20(a) 21(c) 22(b) 23(a) 24(a) 25(b)