Question # 1

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28 / 81

28 / 243

81 / 28

243 / 82

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Improper rational fraction

Rational fraction

Proper rational fraction

None of above

Four cards are drawn at random from a pack of 52 playing cards. The probability of getting all the four cars of the same suit is

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44/4165

22/4165

11/4165

None of these

Decimal part of irrational number is

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Terminating

Repeating only

Neither repeating nor terminating

Repeating and terminating

The angle of elevation of the tops of two towers at the middle point of the line joining the foots of the tower are 60^οand 30^οrespectively. The the ratio of the heghts of the tower is

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2 : 1

3 : 1

1 : 2

1 : 3

The set of natural no. is closed under

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multiplication

subtraction

difference

division

x = ________ is in the solution of 2x - 5 > 0

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0

2

-2

3

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If l, m, n are the d.c.'s of a line, then

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l2+ m2+ n2= 0

l2+ m2+ n2= 1

l + m + n = 1

l = m = n = 1

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If x³+ ax²- a²x - a³is divided by x + a, then the remainder is

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0

a³

2a³

-2a³

2.333....is a

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Irrational no

Complex no

Rational no

None of these

Which of the following integrals can be evaluated

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An equation of the form ax + by = k is homogeneous linear equation when:

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If ax + bx + c =0 is satisfied by every value of x,then

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b = 0,c = 0

c = 0

b = 0

a = b = c = 0

csc(-π/2) = __________;

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0

1

-1

Undefined

The integral of 3x⁵dx is:

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15 x⁴

x⁶/2

1/6x⁵

x⁵/ln3

The parabola y2 + 2y + x = 0 lie in _____ quadrant.

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First

Second

Third

Fourth

The sum of all positive integral multiple of 5 less than 100 is

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950

760

1230

875

Matrices A = [aij] 2 x 3 and B = [bij] 3 x 2 are suitable for

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BA

A2

AB

B2

The parabola y²= x is symmetric about

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x-axis

y-axis

Both x and y-axis

The line y = x

When a selection of object is made without paying regard to the order of selection, it is called

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Sequence

Series

Combination

Permutation

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What is the 26th term of the sequence, if its general term is a_{n = (-1)}ⁿ⁺¹

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2

26

27

1

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If the radius of a circle is increased by 1 then area of circle will be

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π r2

π(r+1)2

π r2 +1

2π (r+1)

√x = ______ if is a prime number

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Rational no

Natural no

Irrational no

Complex no

For all positive integral value of n,3ⁿ< n! , when

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n> 6

n< 6

n<11

n>11

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