Explore topic-wise MCQs in Quantitative Aptitude.

This section includes 75 Mcqs, each offering curated multiple-choice questions to sharpen your Quantitative Aptitude knowledge and support exam preparation. Choose a topic below to get started.

1.

 Rise of straight line along x-axis from left to right is called

A. order pair of line
B. ordinates of lines
C. intercepts of line
D. inclination of line
Answer» E.
Discussion
2.

 Method used to for two and three variable systems is the

A. substitute procedure
B. consistent procedure
C. elimination procedure
D. inconsistent procedure
Answer» D. inconsistent procedure
Discussion
3.

 By substituting k in place of 'c⁄a' in equation x = c⁄a, then k is considered as

A. integers
B. odd numbers
C. real number
D. even number
Answer» D. even number
Discussion
4.

 System of equation for two variables a and b is written as

A. a-b
B. a+b
C. a⁄b
D. (a)(b)
Answer» E.
Discussion
5.

 Rate at which value of y changes as value of x changes is classified as

A. slope
B. integers
C. ordinates
D. coordinates
Answer» B. integers
Discussion
6.

 Single order pair of variables that satisfy equation systems then this is called

A. variable solution
B. unique solution
C. number solution
D. dimension solution
Answer» C. number solution
Discussion
7.

 Directly proportional increase and decrease in values of y and x on a straight line shows slope is

A. positive
B. ordered
C. constant
D. ordered variables
Answer» B. ordered
Discussion
8.

 Ordered pair of y-intercept can be find by substituting the

A. a = 0
B. b = 0
C. x = 0
D. y = 0
Answer» D. y = 0
Discussion
9.

 Equations in linear system are considered as

A. one degree variable
B. first-degree equation
C. second-degree equation
D. three degree variable
Answer» C. second-degree equation
Discussion
10.

 In three dimensional coordinate systems, coordinates are

A. parallel to each other
B. perpendicular to each other
C. same direction for each other
D. opposite direction for each other
Answer» C. same direction for each other
Discussion
11.

 Slope of linear equation straight line is quantified with help of

A. zero ordinate
B. real numbers
C. positive integers
D. negative integers
Answer» C. positive integers
Discussion
12.

 More steepness of angle of straight line depends upon absolute value which is relatively

A. greater
B. smaller
C. variable
D. constant
Answer» B. smaller
Discussion
13.

 Slope intercept form of linear equation in generalized form is as

A. y = ak-mx
B. y = mx+k
C. ky = mx+k
D. x = mx+k-y
Answer» C. ky = mx+k
Discussion
14.

 Point on graph where equations intercept crosses x-coordinate is called

A. a-intercept
B. b-intercept
C. x-intercept
D. y-intercept
Answer» D. y-intercept
Discussion
15.

 In linear equation ax = c, simplified form is

A. a = c⁄x
B. c = x⁄a
C. x = a⁄c
D. x = c⁄a
Answer» E.
Discussion
16.

 If two straight lines have same slope then these two lines are classified as

A. parallel lines
B. vertical lines
C. horizontal lines
D. perpendicular lines
Answer» B. vertical lines
Discussion
17.

 Straight line with vertical lines exception is characterized with help of

A. slope
B. integers
C. ordinates
D. coordinates
Answer» B. integers
Discussion
18.

 Slope is change in value of y in relevation of increase in x by

A. one unit
B. two units
C. three units
D. four units
Answer» B. two units
Discussion
19.

 Slope of straight line of any equation which falls from left to right with intercepts is classified as

A. positive slope
B. negative slope
C. undefined slope
D. order pair slope
Answer» C. undefined slope
Discussion
20.

 For solution set, set builder notation is S =

A. {(x,y) | ax+by = c}
B. {(a,b,c) | ax+by = c}
C. {(x,y,a) | abx+bcy = c}
D. {(a,b,x,y) | ax+ bc = yc}
Answer» B. {(a,b,c) | ax+by = c}
Discussion
21.

 Two equations that have no values to satisfy both equations then this is called

A. solution system
B. constant system
C. consistent system
D. inconsistent system
Answer» E.
Discussion
22.

 Steepness of angle of linear equation straight line rise or fall depends upon the

A. absolute value
B. constant values
C. natural numbers
D. negative whole number
Answer» B. constant values
Discussion
23.

 Straight line of linear equation on graph which have slope = 0 is

A. vertical
B. horizontal
C. perpendicular
D. opposite directions
Answer» C. perpendicular
Discussion
24.

 In graphical representation of straight line, important attributes are

A. a-intecept
B. x-intercept
C. y-intercept
D. Both (b) and (c)
Answer» E.
Discussion
25.

 In linear equation 'ax+by = c' a,b and c are considered as

A. zero
B. variable
C. constants
D. real numbers
Answer» D. real numbers
Discussion
26.

 In ordered pair (9,-5) of linear equation, x-intercept is

A. 5
B. −5
C. 9
D. −9
Answer» D. −9
Discussion
27.

 Set which consists of more than one equation is classified as

A. system of variables
B. system of constants
C. system of equations
D. system of co-efficient
Answer» D. system of co-efficient
Discussion
28.

 In linear equation x = c⁄a, a and c are

A. constants
B. odd number
C. even number
D. positive even numbers
Answer» B. odd number
Discussion
29.

 Relative steepness of slope of straight line of equation is indicated with

A. absolute value
B. constant values
C. natural numbers
D. negative whole number
Answer» B. constant values
Discussion
30.

 In slope intercept form of linear equation 'y = mx+k', k is

A. x-coordinate of x-intercept
B. x-coordinate of y-intercept
C. y-coordinate of x-intercept
D. y-coordinate of y-intercept
Answer» E.
Discussion
31.

 Slope of straight line with two connecting points is determined by the

A. intercept formula
B. zero-point formula
C. one-point formula
D. two-point formula
Answer» E.
Discussion
32.

 Solution set in which there are infinite solution or no solutions is classified as

A. (2x2) system
B. (2x3) system
C. (3x6) system
D. (4x3) system
Answer» C. (3x6) system
Discussion
33.

 Slope of straight line of any equation which rises from left to right with intercepts is classified as

A. positive slope
B. negative slope
C. order pair slope
D. undefined slope
Answer» B. negative slope
Discussion
34.

 Formula of calculating slope is

A. change in y-change in x
B. change in x+change in y
C. change in x⁄change in y
D. change in y⁄change in x
Answer» E.
Discussion
35.

 Point on graph where equations intercept crosses y-coordinate is called

A. x-intercept
B. y-intercept
C. a-intercept
D. b-intercept
Answer» C. a-intercept
Discussion
36.

 Example of linear equation involving two variables is

A. 8x = 2+10
B. 6x+2y = 10
C. 7x+3y+4z = 20
D. 7a+8b+9c = 10+5
Answer» C. 7x+3y+4z = 20
Discussion
37.

 In linear equation 'x = c⁄a' with undefined slope, slope is represented with

A. vertical lines
B. opposite lines
C. horizontal lines
D. perpendicular lines
Answer» B. opposite lines
Discussion
38.

 Formula such as dollars of interest earned divided by total dollars invested is used to calculate

A. average dollar return
B. annual rate of interest
C. average percent return
D. annual rate of dividend
Answer» D. annual rate of dividend
Discussion
39.

 Slope of straight line is referred as

A. order pair of line
B. intercepts of line
C. ordinates of lines
D. inclination of line
Answer» E.
Discussion
40.

 Number of ordered pair values (x,y) to satisfy linear equation ax + by = c are

A. zero
B. finite
C. infinte
D. rational expression
Answer» C. infinte
Discussion
41.

 If 2x + 3y = 29 and y = x + 3, what is the value of x ?

A. 4
B. 5
C. 6
D. 7
Answer» B. 5
Discussion
42.

 Solving following simultaneous equations, 4x - 5y = 17 and x - 5y = 8, we get

A. x = 3, y = -1
B. x = 4, y = 1
C. x = 2, y = 3
D. x = 5, y = 4
Answer» B. x = 4, y = 1
Discussion
43.

 Solving equations 3x - 2y = 13, 2x + 2y = 0 using graphical method gives us

A. x = 5, y = 0
B. x = 4, y = 14
C. x = 2.6, y = -2.6
D. None of above
Answer» D. None of above
Discussion
44.

 Solve for value of x and y if 5x - y = 5 and 3x + 2y = 29

A. x = -3, y = 24
B. x = 3, y = 10
C. x = 12, y = 3
D. x = 1, y = 4
Answer» C. x = 12, y = 3
Discussion
45.

 Solving equations 1⁄3(x + y) = 1⁄5(x - y), 3x + 11y = 4 gives

A. x = 1, y = 4
B. x = 5, y = 6
C. x = 16, y = -4
D. x = -4, y = 16
Answer» D. x = -4, y = 16
Discussion
46.

 Solve simultaneous equations 13x - 6y = 20, 7x + 4y = 18

A. x = 2, y = 1
B. x = 6, y = 1
C. x = 2, y = 4
D. x = 4, y = 8
Answer» B. x = 6, y = 1
Discussion
47.

 If x = a, y = b is the solution of the equations x – y = 2 and x + y = 4, then the values of a and b are, respectively

A. –1 and –3
B. 3 and 1
C. 3 and 5
D. 5 and 3
Answer» C. 3 and 5
Discussion
48.

 A pair of linear equations which has a unique solution x = 2, y = –3 is

A. x + y = –1 2x – 3y = –5
B. 2x + 5y = –114x + 10y = –22
C. 2x – y = 1 3x + 2y = 0
D. x – 4y –14 = 05x – y – 13 = 0
Answer» E.
Discussion
49.

 One equation of a pair of dependent linear equations is –5x + 7y = 2. The second equation can be

A. 10x – 14y = –4
B. 10x + 14y + 4 = 0
C. –10x + 14y + 4 = 0
D. –10x – 14y + 4 = 0
Answer» B. 10x + 14y + 4 = 0
Discussion
50.

 The value of c for which the pair of equations cx – y = 2 and 6x – 2y = 3 will have infinitely many solutions is

A. 3
B. – 3
C. –12
D. no value
Answer» E.
Discussion