ECAT Mathematics Online Test With Answers

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ECAT Mathematics Online Test

Sr. # Questions Answers Choice
1 Associative law of multiplication Commutative law of addition Commutative law of multiplication Associative law of addition
2 Closure law of addition Associative law of addition Commutative law of multiplication Associative law of multiplication
3 Closure law of addition Closure law of multiplication Commutative law of addition Commutative law of multiplication
4 Associate law of addition Commutative law of addition Additive identity Closure law of addition
5 Associative law of addition Commutative law of addition Additive identity Closure law of addition
6 Associative law of addition Commutative law of addition Additive identity Closure law of addition
7 π is the ration of Area of a circle to its diameter Area of a circle to its radius Circumference of a circle to its diameter Circumference of circle to its radius
8 1.4142135... is ______ A natural number A rational number A prime number An irrational number
9 0.25 is ______ An irrational number A natural number A prime number A rational number
10 Every real number is A complex number A rational number A natural number A prime number
11 Every natural number is A prime number An irrational number An integer An even number
12 Every whole number is A real number An irrational number A prime number A negative integer
13 A non-terminating, non-recurring decimal represent A natural number A rational number An irrational number A prime number
14 Every irrational number is A real number A prime number A natural number An integer
15 Every recurring decimal represents A natural number A rational number An irrational number A whole number
16 A natural number A rational number An irrational number A whole number
17 A prime number An integer A whole number An irrational number
18 1/3 is ______ A prime number An integer A rational number An irrational number
19 O is ______ A positive integer A negative integer A natural number An integer
20 A rational number A natural number An irrational number An integer
21 A rational number An irrational number An odd number A prime number
22 3/4 is ______ An odd number An even number A natural number A rational number
23 π is ______ A complex number A rational number A natural number An irrational number
24 A complex number A rational number A natural number An irrational number
25 The quadratic equation 8 sec2θ - 6 secθ +1 =0 has Infinitely many roots Exactly two roots Exactly four roots No roots
26 If a > 0,b > 0, c > 0 then the roots of the equation ax2+ bx + c =0 are Real and negative Non-real with negative real parts Real and positive Nothing can be said
27 if one root of the equation ix2 - 2(i + 1) x +(2 - i)= 0 is 2 - i then the other root is -i 2 + i i 2 - i
28 If the roots of ax2 + b =0 are real and distinct then ab > 0 a = 0 ab < 0 a > 0,b > 0
29 If ax + bx + c =0 is satisfied by every value of x,then b = 0,c = 0 c = 0 b = 0 a = b = c = 0
30 Both the roots of the equation (x -b) (x - c ) + (x -c) (x-a) +(x-a) (x-b) = 0 are always Positive Negative Real None of these
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