The set P = {x | x ∈ Z , –1 < x < 1} is a –––––––––.

(a)

Singleton set

(b)

Power set

(c)

Null set

(d)

Subset

If U = {x | x ∈ N, x < 10} and A = {x | x ∈ N, 2 ≤ x < 6} then (A′)′ is –––––––––.

(a)

{1, 6, 7, 8, 9}

(b)

{1, 2, 3, 4}

(c)

{2, 3, 4, 5}

(d)

{ }

From the adjacent diagram n[P(AΔB)] is ________.

(a)

8

(b)

16

(c)

32

(d)

64

The smallest rational number by which \(\frac { 1 }{ 3 } \)  should be multiplied so that its decimal expansion terminates after one place of decimal is   ________.

(a)

\(\frac { 1 }{ 10 } \)

(b)

\(\frac { 3 }{ 10 } \)

(c)

3

(d)

30

If x³ + 6x² + kx + 6 is exactly divisible by (x + 2), then k= ?

(a)

-6

(b)

-7

(c)

-8

(d)

11

In an expression ax²+bx c the sum and product of the factors respectively____________

(a)

a, bc

(b)

b, ac

(c)

ac, b

(d)

bc, a

A pair of linear equations has no solution then the graphical representation is _______.

(a)

(b)

(c)

(d)

In the given figure CE || DB then the value of x⁰ is  ________.

(a)

45°

(b)

30°

(c)

75°

(d)

85°

In the figure, O is the centre of a circle and diameter AB bisects the chord CD at a point E such that CE = ED = 8 cm and EB = 4 cm. The radius of the circle is ________.

(a)

8cm

(b)

4cm

(c)

6cm

(d)

10cm

In the figure, PQRS and PTVS are two cyclic quadrilaterals, If ㄥQRS = 100°, then ㄥTVS = ______.

(a)

80°

(b)

100°

(c)

70°

(d)

90°

Point (–3, 5) lie in the ________ quadrant

(a)

I

(b)

II 

(c)

III 

(d)

IV 

The point whose ordinate is 4 and which lies on the y-axis is ______.

(a)

( 4, 0 )

(b)

(0, 4)

(c)

(1, 4)

(d)

(4, 2)

Let m be the mid point and b be the upper limit of a class in a continuous frequency distribution. The lower limit of the class is _______.

(a)

2m - b

(b)

2m+b

(c)

m-b

(d)

m-2b.

Which one of the following is not a measure of central tendency?

(a)

Mean

(b)

Range

(c)

Median

(d)

Mode

The value of tan72° tan18° is ________.

(a)

0

(b)

1

(c)

18⁰

(d)

72⁰

The value of \(\frac { tan15° }{ cot75° } \) is

(a)

cos 90⁰

(b)

sin 30⁰

(c)

tan 45⁰

(d)

cos 30⁰

The value of 3 sin 70⁰sec 20⁰ + 2 sin 49⁰sec 51⁰ is ________.

(a)

2

(b)

3

(c)

5

(d)

6

The value of 2tan30° tan60° is

(a)

1

(b)

2

(c)

\(2\sqrt { 3 } \)

(d)

6

If the sides of a triangle are 3 cm, 4 cm and 5 cm, then the area is _______.

(a)

3 cm²

(b)

6 cm²

(c)

9 cm²

(d)

12 cm²

The total surface area of a cuboid is ______________

(a)

4a² sq. units

(b)

6a² sq. units

(c)

2(l + b)h sq. units

(d)

2(lb + bh + lh) sq. units

The lateral surface area of a cube of side 12 cm is _______.

(a)

144 cm²

(b)

196 cm²

(c)

576 cm²

(d)

664 cm²

The number of bricks each measuring 50 cm × 30 cm × 20 cm that will be required to build a wall whose dimensions are 5 m × 3 m × 2 m is _______.

(a)

1000

(b)

2000

(c)

3000

(d)

5000

Which of the following cannot be taken as probability of an event?

(a)

0

(b)

0.5

(c)

1

(d)

-1

The six faces of the dice are called equally likely if the dice is _______.

(a)

Small

(b)

Fair

(c)

Six-faced

(d)

Round

A letter is chosen at random from the word “STATISTICS”. The probability of getting a vowel is

(a)

\(\frac { 1 }{ 10 } \)

(b)

\(\frac { 2 }{ 10 } \)

(c)

\(\frac { 3 }{ 10 } \)

(d)

\(\frac { 4 }{ 10 } \)