# Maths Questions and Answers MCQs for Online Test Preparation

Given are Maths questions and answer. All these questions are Multiple Choice Questions (MCQs). You can learn maths by solving these Maths questions. For each question, an answer is given which can help to solve the given question. All these Maths Questions and Answers are taken from different chapters of Maths. Including Ratio and Proportion, Trignometery, Percentage, Binary Number System, Sequence and Series, and Probability, etc.

1: All digits written into the base 2 are always not greater than:
a)0
b)1
c)2
d) 5

b) 1

2: Multiplication of (10)2 and (11)2 is ________

a)(110)2
b)(101)2
c)(011)2
d)(111)2

a) (110)2

3: Two uniform dice marked 1 to 6 are tossed together. The probability of the total 9 in a single throw is: ______
(a) 1/6
(b) 1/9
(c) 1/12
(d) 5/36

b) 1/9

4: 60 liters of vegetable oil costing Rs. 35 per liter is mixed with 80 of another vegetable oil costing 37 per liter.
The avrage price of the mixture is about___________.
(a) 35.5
(b) 36.14
(c) 37
(d) 34.15

b) 36.14

5: The ratio between the circumference and diameter of any circle, has:

a)cm units
b)dm units
c)m2 units
d)None of these

d) None of these

6: The product of two conjugate complex numbers is always ________number.
(a)Real
(b)Complex
(c)Rational
(d)None of these

a) Real

7: If a:b::c:d then
a)ac=bd
b)ab=cd
c)ab=cd
d)None of these

a) ac=bd

8: The simple space for tossing a coin once is ____________.
(a)[T,T]
(b)[H,H]
(c)[H,T]
(d) None of these

c) [H,T]

9: If a:b::c:d the which of the following statement is true:
a)Product of extreme=product of means
c)Subtraction of extreme= subtraction of means
d)Division of extreme =Division of means

a) Product of Extreme=Product of means

10: The equation of the line passing through the origin and perpendicular to the line given by 2x-3y+5=0 is:
(a) x+5y=0
(b) 2x-3y=0
(c) 3x-2y+5=0
(d) None of these

c) 3x-2y=0

## Maths Online Test Preparation

11: A retailer bought a bag of rice for Rs.400 and sold it for Rs 480 find profit%:
a)10 %
b)20%
c)25 %
d)50 %

b) 20%

12: A Triangle which is not right is called _________triangle.
(a)Acute
(b)Obtuse
(c)Oblique
(d)None of these

c) Oblique

13: (x-y)-(y+x)+2y =__________
a)0
b)x-y
c)2x-2y
d)x+y

a) 0

14: The ratio of the corresponding sides of two similar triangles is 3:4 the ratio of their areas is:
(a)4:3
(b)9:16
(c)3:4
(d)3:8

b) 9:16

15: (a+b)2+(a-b)2=___________

a) 2(a2— b2)
b) 4ab
c) 2(a2+b2)
d)  –4ab

b) 4ab

16: Zaid was born two years after his father’s marriage. His mother is five years younger than his father but 20 years older than Zaid who is 10 years old. At what age did the father get married?
a)23 years
b)25 years
c)33 years
d)35 years

d) 35 Years

17: Any subset of AxB is called ___________:
a)Function
b)Binary Relation
c)Binary Operation
d)Cartesian Product

b) Binary Relation

18: if (x)=|x-3| then Range f=___________.
a) (0,∞)
b) (∞,∞)
c) (3,∞)
d) (-3,3)

a) (0,∞)

19:The Graphs of the equation x2-y2=a2 represents:
a)a Parabola
b)an Ellipse
c)a circle
d)a hyperbola

d) A Hyperbola

20: The set of all rational numbers between 1 & 3 is ________set.
(a)Singleton
(b)Finite
(c)Empty
(d)Infinite

d) Infinite