Question # 1

If the capacity c of an elevator is at most 1600 pounds, then ______:

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c < 1600

c > 1600

___________ Congruent triangles can be made by joining, the mid-points of the sides of a triangle:

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Three

Four

Five

Two

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7

-7

-1

1

The medians of a triangle are:

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1

2

3

4

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

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Equal

Unequal

Congurant

Similar

HCF of x²+3x+2, x²+4x+3 and x²+5x+4 is:

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x+1

(x+1)(x+2)

(x+3)

(x+4)(x+1)

HCF of x-2 and x+x-6 is:

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x²+x-6

x+3

x-2

x+2

The distance between a line and a point not on line is the length of the _______ line segment from the point to the line:

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Parallel

Perpendicular

Zero

None of these

Pythagoras a ____________ philosopher and mathematician:

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American

British

Greek

German

A triangle having all sides different is called:

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None of these

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(a-b)2

(a+b)2

a+b

a-b

1^o=.........................

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180π radian

π radian

π/180 radian

180/π radian

A fraction in which the degree of the numerator is greater or equal to the degree of denominator is called:

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A proper fraction

An improper fraction

An equation

Algebraic relation

In an arc of circle substends a central angle 60°, then corresponding chord will make central angle:

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20°

40°

60°

80°

The chord length of a circle subtending a central angle of 180° is always:

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Less than radial segment

Equal to the radial segment

Double of the radial segment

None of these

O∪ E = ................

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∅

O

E

Z

Sin 30^o =.....................

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1/2

√3/2

2

2/√3

3π/4 radian =

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115^o

135^o

150^o

30^o

The number of elements of the power set {a,b} are.

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1

2

3

4

If A⊆ B the A⋂ B = ______

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A

B

∅

A⋃ B

Any portion of the circumference will be known as ______ of the circle:

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A chord

An arc

A tangent

An angle

The sum of the squares of the sides of a rhombus is equal to the sum of the squares of its:

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Sides

Diagonlas

Medians

Altitude

One card is drawn at random from a pack of 52 cards. The probability that the card drawn a king is:

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none of these

y = tan-1 x if and only if x = tan y, where:

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-1 < x < 1 and - π < y < π

If A = {1, 2, 7, 9}, B = {1, 4, 7, 11}:

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disjoints sets

equal sets

overlapping sets

complementary sets

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scalar matrix

diagonalmatrix

triangularmatrix

none of these

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archimedean property

transitive property

multiplicative property

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A circle passing though the vertices of a triangle is known as:

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Conjugate of complex number (-a, -b) is:

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(-a, b)

(-a, -b)

(a, -b)

none of these

If P(x) is a polynomial of degree m and Q(x) is a polynomial of degree n, the product P(x) . Q(x) will be a polynomial of degree:

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m . n

m - n

m + n

m × n

X-co-ordinate of centroid of triangle ABC with A(-2, 3); B(-4, 1); C(3, 5) equals:

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-1

1

3

-3

The focus of the parabola x² = 4ay:

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(0, a)

(-a , 0)

(0, -a)

(a, 0)

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One variable

Three variable

Two variable

Four variable

In the translation of axes which formula is true:

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x = X + h

X = x + h

x + X = h

None

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integration by parts

definite integral

Differentation

None of these

If y = (x), then the variable x is called --------- variable of a function f.

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Dependent

Independent

Image of y

None of these

Two circles of radius 3 cm and 4 cm touch each other externally. The distance between their centers is:

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1 cm

7cm

4cm

5cm

The Maclaurin series expansion is valid only if it is:

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Convergent

Divergent

Increasing

Decreasing

The two parts of a right circular cones are called:

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Nappes

Apex of the cone

Generator

Vertex

If a straight line is perpendicular to y-axis, then its slope is:

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1

-1

0

undefined

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sec x tan x

- sec²x

-sec x tan x

sec²x