ECAT Pre Engineering MCQ Test With Answer for Chapter 21 Mathematics

MCQ's Test For ECAT Mathematics Chapter 21 Linear Inequalities and Linear Programming

Try The MCQ's Test For ECAT Mathematics Chapter 21 Linear Inequalities and Linear Programming

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ECAT Mathematics Chapter 21 Linear Inequalities and Linear Programming

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Question # 1

Which of the following ordered pair is a solution of the inequality x+2y<6?

Question # 2

x is a member of the set [-1, 0, 3, 5] y is a member of the set {-2, 1, 2, 4} which is possible?

Question # 3

If x < y, 2x = A, and 2y = B, then

Question # 4

3x + 4 = 0 is

Question # 5

The solution set of x < 4 is

Question # 6

(0,1) is in the solution of the inequality

Question # 7

If ab > 0 and a < 0, which of the following is negative?

Question # 8

The point _________ is in the solution of the inequality 2x + 3y < 5

Question # 9

3x + 4 < 0 is

Question # 10

x = 1 is in the solution of the inequality

Question # 11

(1,0) is in the solution of the inequality

Question # 12

Each point of the feasible region is called

Question # 13

An expression involving any of the symbols <,>,< or > is called

Question # 14

If 4 - x >5, then

Question # 15

The points (x, y) which satisfy a linear inequality in two variables x and y from its

Question # 16

(0,0) is in the solution of the inequality

Question # 17

The feasible region which can be enclosed within a circle is called

Question # 18

x = ________ is in the solution of 2x - 5 > 0

Question # 19

x = -1 is in the solution of the inequality

Question # 20

The graph of y < 2 is the

Question # 21

The real numbers which satisfy an inequality form its

Question # 22

The point ________ is in the solution of the inequality 4x - 3y < 2

Question # 23

Multiplying each side of an inequality by (-1) will:

Question # 24

3x + 4 > 0 is

Question # 25

The point ________ is in the solution of the inequality 2x - 3y < 4

Question # 26

The set of ordered pairs (x,y) such that ax+ by < c, and (x,y) such that ax + by>0, are called

Question # 27

The maximum value of Z = 3x+ 4y subjected to the constrains x+ y≤ 40,x+ 2y≤ 60, x≥ 0 and y≥ 0 is

Question # 28

The solution set of the inequality ax + by < c is

Question # 29

3x + 4 < 0 is

Question # 30

The graph of the linear equation of the form ax =by = c is a line which divided the plane into:

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ECAT Mathematics Chapter 21 Important MCQ's

Sr.# Question Answer
1 (1, 1) is the in the solution of the inequality
A. 3x + 4y > 3
B. 2x + 3y < 2
C. 4x = 3y > 5
D. 2c - 3y > 2
2 The corner point of the boundary lines, x- 2x
x+2y=10 is:
A. (8,1)
B. (1,8)
C. (6,10)
D. (3,5)
3 Optimal solution is found by evaluation the objective function at
A. All point of feasible region
B. Corner point
C. Origin
D. None
4 For graphing a linear inequality, solid line is drawn if the inequality involves the symbols:
A. > or <
B. > or <
C. = or≠
D. = or >
5 Optimize means ______ a quantity under certain constraints
A. Minimize
B. Maximize
C. Maximize or minimize
D. None of these
6 The graph of linear equation 2x + 3y = 10
A. Parabola
B. Circle
C. Hyperbola
D. Straight line
7 x = 0 is in the solution of the inequality
A. x > 0
B. 3x + 4 < 0
C. x + 3 < 0
D. x - 2 < 0
8 (1,0) is in the solution of the inequality
A. 3x + 2y > 8
B. 2x - 3y < 4
C. 2x + 3y > 3
D. x - 2y < -5
9 A point (x,y) which satisfy a linear inequality in two variables form its
A. Solution
B. Domain
C. Range
D. None
10 The solution set of the inequality ax + by < c is
A. straight line
B. half plane
C. parabola
D. none of these

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