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

(a)

Singleton set

(b)

Power set

(c)

Null set

(d)

Subset

Number of subsets in set A = {1,2,3} is ________

(a)

3

(b)

6

(c)

8

(d)

9

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

The decimal form of -\(\frac { 3 }{ 4 } \) is_______________

(a)

- 0.75

(b)

- 0.50

(c)

-0.25

(d)

- 0.125

\(\cfrac { \sqrt [ 3 ]{ 27 } }{ \sqrt [ 5 ]{ 3 } } \) is equal to_______

(a)

\(5\sqrt { 9 } \)

(b)

\(5\sqrt { 6 } \)

(c)

\(5\sqrt { 24 } \)

(d)

\(\sqrt [ 5 ]{ 30 } \)

The zero of the polynomial 2x+5 is _______.

(a)

\(\frac {5}{2}\)

(b)

\(-\frac {5}{2}\)

(c)

\(\frac {2}{5}\)

(d)

\(-\frac {2}{5}\)

The coefficient of \({ x }^{ 2 }\ and\ x\ in\ 2{ x }^{ 3 }-5{ x }^{ 2 }+6x-3\) are respectively ____________

(a)

2, -5

(b)

2, 6

(c)

-5, 6

(d)

-5, -3

ABCD is a square, diagonals AC and BD meet at O. The number of pairs of congruent triangles with vertex O are ________.

(a)

6

(b)

8

(c)

4

(d)

12

Diagonal of which of the following quadrilaterals do not bisect it into two congruent triangles?

(a)

rhombus

(b)

trapezium

(c)

square

(d)

rectangle

Point (0, –7) lies ________

(a)

on the x-axis

(b)

in the II quadrant

(c)

on the y-axis

(d)

in the IV quadrant

The point (0, -3) lies on _______________

(a)

+ ve x-axis

(b)

+ ve y-axis

(c)

- ve x-axis

(d)

- ve y-axis

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

(a)

Mean

(b)

Range

(c)

Median

(d)

Mode

If the mean of five observations x, x+2, x+4, x+6, x+8, is 11, then the mean of first three observations is __________

(a)

9

(b)

11

(c)

13

(d)

15

if sin \(\alpha\) = \(\frac { 1 }{ 2 } \) and \(\alpha\) is a cute, then (3 cos\(\alpha\) - 4cos³ \(\alpha\)) is equal to

(a)

0

(b)

\(\frac { 1 }{ 2 } \)

(c)

\(\frac { 1 }{ 6 } \)

(d)

-1

The volume of a cuboid is 660 cm³ and the area of the base is 33 cm². Its height is _______.

(a)

10 cm

(b)

12 cm

(c)

20 cm

(d)

22 cm