Question # 1

Parallelogram on equal bases and having the same ( or equal) altitude are _______ in area:

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Equal

Unequal

Congurant

Similar

The bisector of the angles of a triangle are ________:

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Concurrent

Parallel

Congurent

Perpendicular

Medians of a triangle are ___________:

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Parallel

Concurrent

Opposite

Non-concurrent

If B+A=A=A+B, the B is called:

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Multiplicative identity

Multiplicative inverse

Additive identity

Additive inverse

The bisectors of the angle of triangle are:

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Equal

Perpendicular

Equal distance

Concurrent

Which is the solution set of the inequality 9-7x > 19-2x:

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19

-7

2

-2

Number of lines can be drawn from two points:

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1

2

3

unlimited

Real part in -3i is:

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3

O

-3

1

Symbol of show similarity:

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What will be added to complete the square of 9a²-12ab ?

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-16b²

16b²

4b²

-4b²

How many (1-------1) correspondence can be established between two triangles:

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3

4

5

6

The length of a tangent to a circle is from the given point to the point of:

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start point

enc points

contact

collinear

The measure of central tendency which is not affected by extreme values is called:

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Median

Arithmetic mean

Geometric mean

None of these

The observations that divide a data set into four equal parts are called:

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Deciles

Quartlies

Percentiles

Find k, if the roots are equal in (k+3)x²-2(k+1)x-(k+1)=0:

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2, -1

-2,-1

-2,1

2,1

The nth positive root of the product of the x₁,x₂,x₃,..............x₁₁ observation is called.

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Mode

Mean

Geometric mean

Median

If A has two elements and B has 3 elements, then number of binary relations in A x B is __________

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2 x 3

2³

2⁶

2²

The average pocket money of 30 students is Rs.20/- , The total amount in the class is:

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Rs.20/-

Rs.30/-

Rs.300/-

Rs.600/-

Three times the sequence on any side of an equilateral triangle equal to four times the square on the:

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Median

Altitude

Side

Vertex

If number of elements in se A is 3 and in set B is 2, then number or binary relations in A x B is.

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3

4

7

12

Tangents drawn at the ends of _______ of a circle are parallel to each other:

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Chord

Diameter

Corners

Arc

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

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Variance

Standard deviation

Range

Mode

To draw general conclusions from a limited number of observations is called:

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logic

proposition

induction

deduction

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None

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

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1

n

n!

none

The set of all rational numbers between 2, 3 is:

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an empty set

an infinite set

a finite set

a power set

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sin^-1 (-x) =

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-sin^-1 x

sin^-1x

π + cos^-1x

-cos^-1x

If sin α < 0 and cos α > 0, then α lies in:

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I

II

III

IV

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

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α = 90°

ß = 90°

Γ = 90°

none of these

What is called the arrangement of numbers formed according to some definite rule ?

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arithmetic sequence

geometricsequence

sequence

none of these

r₂ =

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Cot1°, Cot2°, Cot3°, .......... Cot89° =

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-1

1

∞

none

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The point where the axis meets the parabola is called ________ of the parabola:

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Directrix

Vertex

Focus

Eccentricity

If r is the radius of any circle and C its center, then any point P(x₁, y₁) lies outside the circle only if:

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|CP| < r

|CP| = r

|CP| > r

None of these

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

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Centroid

Ortho-center

Circums-center

In-center

The term dy (or df) = f '(x) dx is called the __________ of the dependent variable y.

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Differentiation

Integration

Differential

None of these

The ordered pair _____ is a solution of the inequality x + 2y < 6.

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(3, 3)

(1, 1)

(4, 4)

(5, 5)

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4

Does not exist

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ln |sec x + tan x | + c

ln |cosec x - cot x | + c

ln |sec x - tan x| + c

ln |cosec x + cot x | + c

If the cutting plane is parallel to the axis of the cone and intersects both of its nappes, then the section a / an:

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Parabola

Hyperbola

Ellipse

None of these

There are _______ feasible solutions in the feasible region:

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Finitely

Two

Infinitely many

Three

A parallelogram is a rhombus if and only if its diagonals are:

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Parallel

Perpendicular

Equal

None of these