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Online Tests
ECAT Pre General Science Mathematics Online Test MCQs With Answers
Question # 1
The maximum value of the quadratic function f(x) = -2x2+20x,is
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4
3
50
7
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Question # 2
There are two middle terms in the expansion of (a+x)n if n is
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Even +ve integer
+ve integer
Odd +ve integer
All
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Question # 3
tan(2π+θ) = ________;
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tanθ
-tanθ
cotθ
-cotθ
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Question # 4
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 # 5
60° = ______
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Question # 6
The corner point of the boundary lines, x- 2x
x+2y=10 is:
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(8,1)
(1,8)
(6,10)
(3,5)
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Question # 7
If B⊆ A, then complement of B in A is = -----------------------
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A-B
A∩B
B-A
A∪B
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Question # 8
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6
360
120
24
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Question # 9
Number of lines passing through three non-collinear points is
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2
3
1
0
∞
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Question # 10
For graphing a linear inequality, solid line is drawn if the inequality involves the symbols:
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> or <
>
or
<
= or≠
= or >
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Question # 11
A diagonal matrix in which the diagonal elements are equal is called a
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Null matrix
Identity matrix
Scalar matrix
Row matrix
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Question # 12
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Question # 13
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Question # 14
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15/23
7/15
7/8
15/7
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Question # 15
(51)
4
is equal to
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7065201
8065201
6765201
6565201
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Question # 16
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Question # 17
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Question # 18
If the domain of sequence is finite set then the sequence is called
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geometric sequence
infinite sequence
finite sequence
arithmetic sequence
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Question # 19
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Question # 20
If a = [1,4,3] and B= [2,-1,5] athen the mid point M of AB is:
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[1,1,1.5]
[2,2,1.5]
[1.5,1.5,4]
None of these
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Question # 21
6! = ______
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360
720
6.5.4
None of these
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Question # 22
Let A and B be two sets. If every element of A is also an element of B then
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Question # 23
The system of measurement in which the angle is measured in radians is called the
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circular system
CGS system
sexagesimal system
none of these
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Question # 24
The sample space for tossing a coin once is
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{T, T}
{H, H}
{H, T}
None of these
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Question # 25
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2
5
7
None of these
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Question # 26
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0
1
1/2
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Question # 27
The set of rational numbers is subset of
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The set of natural numbers
The set of real numbers
The set of integers
The set of whole numbers
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Question # 28
The symbol ______ shall be used both for equation and identity
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Question # 29
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Question # 30
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Question # 31
If A is skew Hermitian Matrix then which of the following is not skew Hermitian matrix
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A2
A5
A3
A7
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