If B ⊆ A then n(A∩B) is –––––––––.

(a)

n(A – B)

(b)

n(B)

(c)

n(B – A)

(d)

n(A)

Which of the following statement is false?

(a)

The square root of 25 is 5 or −5

(b)

\(\sqrt{25}\) = 5

(c)

-\(\sqrt{25}\) = -5

(d)

\(\sqrt{25}\) = ±5

Degree of the polynomial (y³–2)(y³ + 1) is _______.

(a)

9

(b)

2

(c)

3

(d)

6

If the diagonal of a rhombus are equal, then the rhombus is a ________.

(a)

Parallelogram but not a rectangle

(b)

Rectangle but not a square

(c)

Square

(d)

Parallelogram but not a square

If \(P(\frac{a}{3},\frac{b}{2})\)is the mid-point of the line segment joining A(−4, 3) and B(−2, 4) then (a, b) is ______.

(a)

(-9, 7)

(b)

\((-3, \frac{7}{2})\)

(c)

(9, -7)

(d)

\((3, -\frac{7}{2})\)

The mean of a, b, c, d and e is 28. If the mean of a, c and e is 24, then mean of b and d is _______.

(a)

24

(b)

36

(c)

26

(d)

34

The value of \(\frac { 2tan\ 30° }{ 1-{ tan }^{ 2 }30° } \) is equal to ________.

(a)

cos 60⁰

(b)

sin 60⁰

(c)

tan 60⁰

(d)

sin 30⁰

If cos A = \(\frac { 3 }{ 5 } \), them the value of tan A is

(a)

\(\frac { 4 }{ 5 } \)

(b)

\(\frac { 3 }{ 4 } \)

(c)

\(\frac { 5 }{ 3 } \)

(d)

\(\frac { 4 }{ 3 } \)

The perimeter of an equilateral triangle is 30 cm. The area is _______.

(a)

\(10\sqrt { 3 } \) cm²

(b)

\(12\sqrt { 3 } \) cm²

(c)

\(15\sqrt { 3 } \) cm²

(d)

\(25\sqrt { 3 } \) cm ²

A collection of one or more outcomes of an experiment is called _______.

(a)

Event

(b)

Outcome

(c)

Sample point

(d)

None of the above