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

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

Question # 2

r + 3 >5 then which is true

Question # 3

Each point of the feasible region is called

Question # 4

x = -1 is in the solution of the inequality

Question # 5

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

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

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

Question # 8

The real numbers which satisfy an inequality form its

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

For graphing a linear inequality, solid line is drawn if the inequality involves the symbols:

Question # 14

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

Question # 15

Sum of two quantities is at least 20 is denoted by

Question # 16

The solution set of x < 4 is

Question # 17

The point (1,3) is one solution of

Question # 18

Optimal solution is found by evaluation the objective function at

Question # 19

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

Question # 20

x = 0 is in the solution of the inequality

Question # 21

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

Question # 22

Optimize means ______ a quantity under certain constraints

Question # 23

A point of a solution region where two of its boundary lines intersect, is called

Question # 24

3x + 4 > 0 is

Question # 25

If 4 - x >5, then

Question # 26

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

Question # 27

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

Question # 28

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

Question # 29

The point ________ is in the solution of the inequality 2x - 3y > 5

Question # 30

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

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ECAT Mathematics Chapter 21 Important MCQ's

Sr.# Question Answer
1 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?
A. x - y = -6
B. x - y < -6
C. x - y > -6
D. None
2 Which is not a half plane
A. ax + by < c
B. ax + by > c
C. Both A and B
D. None
3 x = -1 is in the solution of the inequality
A. x + 5 < 0
B. 2x + 3 < 0
C. x > 0
D. 2x + 3 > 0
4 ab > 0 and a > 0 then
A. a > b
B. a < b
C. a = b
D. None
5 (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
6 x = ________ is in the solution of 2x - 5 > 0
A. 0
B. 2
C. -2
D. 3
7 For which of the following ordered pairs (s, t) is s + t > 2 and s - t < -3?
A. (3, 2)
B. (2, 3)
C. (1, 8)
D. (0, 3)
8 2x + 3y > 4 is a linear inequality in
A. one variable
B. two variables
C. three variables
D. none of these
9 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
10 The solution set of x < 4 is
A. -∞< x < 4
B. -∞> x > 4
C. -∞< x < 2
D. -∞> x > 2

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