ECAT Pre Engineering Mathematic MCQ Test With Answer for Chapter 21 (Linear Inequalities and Linear Programming)

MCQ's Test For ECAT (Pre-Eng) Mathematics Chapter 21 Linear Inequalities & Linear Programming

Try The MCQ's Test For ECAT (Pre-Eng) Mathematics Chapter 21 Linear Inequalities & Linear Programming

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ECAT (Pre-Eng) Mathematics Chapter 21 Linear Inequalities & Linear Programming

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Question # 1

Which of the following is not a solution of system of inequalities 2x- 3y ≤6,2x +y≥ 2,x +2y≤ 8, x≥ 0,y ≥ 0

Question # 2

The graph of y < 2 is the

Question # 3

Optimal solution is found by evaluation the objective function at

Question # 4

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

Question # 5

The solution set of x < 4 is

Question # 6

2x + 3y > 4 is a linear inequality in

Question # 7

Inequalities have ______ symbol

Question # 8

Corner point of the system x - y≤ 2,x + y≤ 4,2x -y≤ 6,x≥ 0,y≥ 0

Question # 9

If -1 < x < 0, which of the following statements must be true?

Question # 10

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

Question # 11

Optimize means ______ a quantity under certain constraints

Question # 12

s > t then

Question # 13

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

Question # 14

Order (or sense) of an inequality is changed by multiplying or dividing its each side by a:

Question # 15

3x + 4 < 0 is

Question # 16

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

Question # 17

x = 0 is in the solution of the inequality

Question # 18

Maximum value of z =15x +20y subject to 3x+ 4y≤ 12,x,y≥ 0 is given by

Question # 19

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

Question # 20

Sum of two quantities is at least 20 is denoted by

Question # 21

The corner point of the boundary lines, x-2y
2x + y = 2 is:

Question # 22

r + 3 >5 then which is true

Question # 23

The graph of y> 0 is the upper - half of:

Question # 24

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

Question # 25

x = -1 is in the solution of the inequality

Question # 26

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

Question # 27

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

Question # 28

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

Question # 29

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

Question # 30

x = 1 is in the solution of the inequality

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ECAT Mathematics Chapter 21 Important MCQ's

Sr.# Question Answer
1 x = -1 is in the solution of the inequality
A. x + 5 < 0
B. 2x + 3 < 0
C. x > 0
D. 2x + 3 > 0
2 An expression involving any of the symbols <,>,< or > is called
A. equation
B. inequality
C. linear equation
D. identity
3 The solution set of x < 4 is
A. -∞< x < 4
B. -∞> x > 4
C. -∞< x < 2
D. -∞> x > 2
4 Sum of two quantities is at least 20 is denoted by
A. x +y =20
B. x +y≥ 20
C. x +y≠ 20
D. x +y≤20
5 A ________ divides the plane into left and right half planes.
A. Vertical line
B. Horizontal line
C. Non vertical line
D. Inequality
6 3x + 4 < 0 is
A. not inequality
B. equation
C. identity
D. inequality
7 The feasible region which can be enclosed within a circle is called
A. Bounded region
B. Convex region
C. Unbounded region
D. None
8 The point _________ is in the solution of the inequality 2x + 3y < 5
A. (1,1)
B. (2,2)
C. (0,1)
D. (0,2)
9 Corner point of the system x - y≤ 2,x + y≤ 4,2x -y≤ 6,x≥ 0,y≥ 0
A. (1,4)
B. (4,2)
C. (3,1)
D. (4,1)
10 s > t then
A. (s - t)2> (t - s)2
B. (s - t)2< (t - s)2
C. (s - t)2= (t - s)2
D. None

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