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Online Tests
ECAT Pre General Science Mathematics Online Test MCQs With Answers
Question # 1
Choose an answer
2
4
8
16
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Question # 2
Domain of cos
θ
is
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Set of odd numbers
Set of integers
Set of real numbers
Set of complex numbers
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Question # 3
A relation in which the equality is true only for some values of the unknown is called
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An identity
An equation
A polynomial
None
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Question # 4
sin 2
α
=
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Question # 5
Which term of the A.P 5,8,11,24.............is 320
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104th
106th
105th
64th
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Question # 6
An event having more than one sample point is called
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Certain event
Compound event
Simple event
None
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Question # 7
(2, 1) is in the solution of the inequality
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2x + y
>
7
x - y > 2
3x + 5y < 6
2x + y < 6
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Question # 8
Domain of sec x is ______
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Question # 9
If sin x + sin
2
x = 1, then the value of Cos
12
x + 3cos
10
x + 3cos
8
x + cos
6
x + 2 cos
4
x + cos
2
x-2 is equal to
Choose an answer
0
1
2
sin
2
x
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Question # 10
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Principle of equality of fractions
Rule for product of fractions
Golden rule for fractions
Rule for quotient of fractions
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Question # 11
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Closure law of addition
Associative law of addition
Additive inverse
Additive identity
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Question # 12
Maximum value of z =15x +20y subject to 3x+ 4y≤ 12,x,y≥ 0 is given by
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46
60
50
70
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Question # 13
In natural logarithm the base is
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1
0
10
e
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Question # 14
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Question # 15
The multiplicative inverse of 0 is
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1
-1
0
Does not exist
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Question # 16
An equation containing at least one derivative of a depends variable with respect to independent variable is a (an)
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Implicit equation
Differential equation
General equation
None of these
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Question # 17
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Question # 18
A class contains nine boys and three girls, in how many ways can the teacher choose a committee of four?
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460
495
272
60
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Question # 19
The line l is horizontal if
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m is undefined
m=0
m=1
m=0-1
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Question # 20
The interval in which f(x)=x3-6x2+9x is increasing
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1<x<3
x<1 and x>3
X ≥1 and x ≤ 3
-∞ < x < ∞
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Question # 21
The tangents drawn from the point P to a circle are imaginary if
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P is on the circle
P is inside the circle
P is outside the circle
none of these
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Question # 22
2
π
+
θ
will have terminal side in Quad
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I
II
III
IV
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Question # 23
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cos x
- sin x
- cos x
tan x
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Question # 24
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Question # 25
The distance between the points (2, 2) and (3, 3) is
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10
5
2
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Question # 26
√2 is a number
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Rational
Irrational
Even
Odd
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Question # 27
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15/23
7/15
7/8
15/7
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Question # 28
For two events A and B if P(A) = P (A/B) = 1/4 and P(B/A) = 1/2, then
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A is sub-event of B
A and B are mutually exclusive
A and B are independent and P(A/B) = 3/4
None of these
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Question # 29
The function ø(x) is ananti derivativeof function f (x),x∈Df if
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ø′(x) =∫f(x)dx
ø(x) =∫f(x)dx
ø′(x) =f(x)
ø(x) =∫′(x)dx
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Question # 30
In a class of 100 students, 60 drink tea, 50 drink coffee and 30 drink both. A student from his class is selected at takes at last one of 2 drinks is
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2 / 5
3 / 5
4 / 5
None of these
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Question # 31
If 6th term of a series in A.P, is -2 and 8th term is -8, the first term of the serie is
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13
-13
18
-10
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