Question # 1

The mean of the squared deviations of x1,(i = 1,2.........,n) observations from their arithmetic mean is called.....................

Choose an answer

Variance

Standard deviation

Range

Mode

If A and B are two disjoint sets then A⋃ b = ______

Choose an answer

A

B

∅

B⋃ A

The number of elements in the power set of {1,2,3,4}.

Choose an answer

4

8

16

0

How many common tangents can be drawn for two disjoint circles ?

Choose an answer

2

3

4

The line that passes through centre and touches a circle at two points is called:

Choose an answer

Diameter

Radius

Arc

Corners

The extent of variation between two extreme observations in a data is called.

Choose an answer

Average

Range

Quartiles

None of these

Fundamental trigonometric ration are.

Choose an answer

3

4

5

6

Which of the following is associative law of Intersection?

Choose an answer

A∪ (B ∪ C) = (A∪ B)∪ C

A∩ (B∩C)= (A∩B)∩C

A∪ (B∩ C) = ( A∪ B)∩ (A∪ C)

A∩(B∪ C) = (A∩B)∪(A∩C)

A part of circumference of a circle is called.

Choose an answer

Radians

CFhord

Sector

Arc

Formula of variance is group data is:

Choose an answer

The union of two noncollinear rays, which have common end point is called.

Choose an answer

A Radian

A Minute

A degree

An angle

Truth table containing all the values true is called:

Choose an answer

absurdity

conjunction

tautology

none

Choose an answer

linear equation

Quadraticequation

cubicequation

radicalequation

The domain of principal sine function is:

Choose an answer

The additive inverse of a real number is a:

Choose an answer

0

-a

a

If (x - 2, 2) = (3, 2), then:

Choose an answer

x = 5

x = 2

x = -5

x = 3

Choose an answer

3×3

3×2

2×1

2×3

Inverse sine function is written as:

Choose an answer

(sin x)^-1

sin x^-1

arc sinx

arc sin^-1 x

No. of selection of n different things out of n is:

Choose an answer

1

n

n!

none

If α, ß, Γ are the angles of a oblique triangle, then:

Choose an answer

α = 90°

ß = 90°

Γ = 90°

none of these

Choose an answer

degree of P(x) = degree of Q(x)

degree of P(x) < degree of Q(x)

degree of P(x) > degree of Q(x)

none of these

Choose an answer

a + c = b + d

a + b = c + d

a - b = c - d

None of these

The focus of the parabola y²=4ax is:

Choose an answer

(-a , 0)

(0, a)

(0, -a)

(a, 0)

The focus of the parabola x² = 4ay:

Choose an answer

(0, a)

(-a , 0)

(0, -a)

(a, 0)

The pair of lines of homogeneous second-degree equation ax² + 2hxy + by² = 0 are real and coincident, if:

Choose an answer

h² < ab

h²> ab

h²= ab

None of these

x = 3 cos t, y = 3 sin t represent

Choose an answer

Line

Circle

Parabola

Hyperbola

Choose an answer

0

1

-1

2

If the lien l is parallel to y-axis, then the slope of l is ----------------.

Choose an answer

0

1

-1

undefined

(1, 0) is the solution of inequality :

Choose an answer

7x + 2y < 8

x - 3y < 0

3x + 5y > 6

-3x + 5y > 2

The area A of a circle as a function of its circumference C is:

Choose an answer

The graph of linear equation of the form ax + by = c is a _________ where a, b and c are constants and a, b are not both zero.

Choose an answer

Curve

Circle

Straight line

Parabola

The point of intersection of the altitudes of a triangle is called:

Choose an answer

Centroid

Ortho-center

Circums-center

In-center

More Classes

Other Links

Mathematics General Science Test Easy Mode MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer