21.
“Lona”
word is related to:

(A) Atya-Patya (B)
Kho-Kho

(C) Wrestling (D)
Kabadi

22.
Nitrogen
is available for plants in the form of:

(A) Nitrogen gas (B)
Nitrogen dioxide

(C) Nitrate (D)
Nitric acid

23.
One
star is going away from the Earth. The the observer on the Earth will experience:

(A) Decrease in wave length

(B) Increase in wave length

(C) No change in wave length

(D) None of these

24.
Natural
rubber is a polymer of the following unsaturated hydrocarbon:

(A) Chloroprene (B)
Neoprene

(C) Isoprene (D)
None of these

25.
Acid
Rain destroys vegetation because it contains:

(A) Ozone (B)
Sulphuric acid

(C) Nitric acid (D)
Carbon Monoxide

**Part-B (Mathematics)**

Directions:
(Q No.25 to 29) What should come in place of the question mark (?)

26.
152
x 3

^{2}/_{19}x^{1}/_{59}= ?
(A) 18 (B) 19

(C) 8 (D) 28

27.

^{2}/_{7}x^{8}/_{9}x^{5}/_{11}x 10395= 150 x ?
(A) 6 (B) 8

(C) 5 (D) None
of these

28.
19.30
x 1.7 + 13.46 = ?

(A) 47.62 (B)
44.26

(C) 46.27 (D)
45.27

29.

^{0.06 x 0.06 x 0.06 + 0.04 x 0.04 x 0.04}/_{0.06 x 0.06 – 0.0024 + 0.04 + 0.04}= ?
(A) 0.10 (B)
1.00

(C) 10.00 (D)
0.01

30.
The
ratio of father’s age to that of the daughter’s age is 4:1. The product of
their present ages is 196. The ratio of their ages 5 years hence would be:

(A) 11:4 (B)
3:11

(C) 13:5 (D)
10:4

31.
Three
natural numbers are in the ratio 2:3:4. If the sum of squares of these numbers
is 261 then determine the numbers

(A) 2,3,4 (B)
6,9,12

(C) 4,6,8 (D)
8,12,16

32.
Rs
33,630 is divided amongst Ravi, Ashok and Prakash such that the amount of
Ravi:amount of Ashok = 3:7 and the amount of Ashok:amount of Prakash = 6:5. The
money received by Ashok is

(A) Rs. 14868 (B)
Rs. 18362

(C) Rs. 12682 (D)
Rs. 16382

33.
A
certain number of men can do a piece of work in 40 days. If there had been 6
men more it could have been finished in 8 days less. Find the number of men?

(A) 32 men (B)
28 men

(C) 24 men (D)
34 men

34.
The
perimeters of a square and a regular hexagon are equal. The ratio of the area
of the hexagon to the area of the square is

(A) 2Ö3:1 (B) 2Ö3:3

(C) 2Ö3:2 (D) Ö2:3

35.
The
sum of two numbers is 22. Five times one number is equal to 6 times the other.
The smaller of the two number is

(A) 10 (B) 12

(C) 9 (D) None
of these

36.
A
hall 50m long and 45m broad is to be paved with square tiles. Find the largest
tile as well as its number in the given options so that the tiles exactly fit
in the hall.

(A) 36 sqm and 80 tiles

(B) 16 sqm and 80 tiles

(C) 25 sqm and 90 tiles

(D) 36 sqm and 90 tiles

37.
The
difference between the compound interest and the simple interest on a certain
sum of money at 12% per annum for 2 years is Rs. 1800. Find the principal sum
when the interest is compounded annually.

(A) Rs. 1,20,000 (B)
Rs. 1,25,000

(C) Rs. 1,28,000 (D)
None of these

38.
The
difference between a number and its three fifth is 50. What is the number?

(A) 150 (B) 125

(C) 130 (D) 140

39.
A
piece of string is in the form of a rectangle 8.9 cm long and 5.4 cm broad is
reshaped and bent into the form of a circle. Find the radius of the circle.

(A) 7.8 cm (B)
6 cm

(C) 4.55 cm (D)
None of these

40.
The
base of a triangular field is 3 times more than its altitude. If the cost of
cultivating the field at Rs. 280 per hectare is Rs. 3780, find its base and
altitude.

(A) Base 600 m, altitude 200 m

(B) Base 200 m, altitude 600 m

(C) Base 300 m, altitude 900 m

(D) None of these

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