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

00:00
Question # 1

3x + 4 < 0 is

Question # 2

x = 0 is in the solution of the inequality

Question # 3

Sum of two quantities is at least 20 is denoted by

Question # 4

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

Question # 5

x = -1 is in the solution of the inequality

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

x = ________ is in the solution of 2x - 3 < 0

Question # 10

Which is in the solution set of 4x - 3y < 2

Question # 11

x = _________ is in the solution of 2x + 3 < 0

Question # 12

x = ________ is in the solution of 2x + 3 > 0

Question # 13

r + 3 >5 then which is true

Question # 14

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 # 15

3x + 4 = 0 is

Question # 16

The point (1,3) is one solution of

Question # 17

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

Question # 18

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

Question # 19

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 # 20

A point (x,y) which satisfy a linear inequality in two variables form its

Question # 21

For which of the following ordered pairs (s, t) is s + t > 2 and s - t < -3?

Question # 22

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

Question # 23

s > t then

Question # 24

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

Question # 25

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

Question # 26

Which is not a half plane

Question # 27

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

Question # 28

The total cost of 2 apples and 3 oranges is $1.70, which of the following is true

Question # 29

3x + 4 < 0 is

Question # 30

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

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ECAT Mathematics Chapter 21 Important MCQ's

Sr.# Question Answer
1 (0,0) is in the solution of the inequality
A. x + y > 3
B. x - y > 2
C. 3x + 2y > 5
D. 3x - 2y < 2
2 If 4 - x >5, then
A. x > 1
B. x > -1
C. x < 1
D. x < -1
3 A point where two of its boundary lines intersect is called
A. Corner point
B. Feasible point
C. Vertex
D. Feasible solution
4 If -1 < x < 0, which of the following statements must be true?
A. x < x2< x3
B. x < x3< x2
C. x2< x3< x
D. x2< x < x3
5 x = 0 is in the solution of the inequality
A. x > 0
B. 3x + 4 < 0
C. x + 3 < 0
D. x - 2 < 0
6 (1, 2) is in the solution of the inequality
A. 2x + y > 8
B. 2x + y < 6
C. 2x - y > 1
D. 2x + 3y < 2
7 Multiplying each side of an inequality by (-1) will:
A. Not effect
B. Change the sign
C. Become zero
D. Not defined
8 Optimize means ______ a quantity under certain constraints
A. Minimize
B. Maximize
C. Maximize or minimize
D. None of these
9 The set of ordered pairs (x,y) such that ax+ by < c, and (x,y) such that ax + by>0, are called
A. Half planes
B. Boundary
C. Linear Inequalities
D. Feasible regions
10 Each point of the feasible region is called
A. Solution
B. feasible solution
C. Both a & b
D. None

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