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 feasible region which can be enclosed within a circle is called

Question # 2

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

Question # 3

The solution set of x < 4 is

Question # 4

Each point of the feasible region is called

Question # 5

x = -1 is in the solution of the inequality

Question # 6

Sum of two quantities is at least 20 is denoted by

Question # 7

The liner equation ax + by = c is called _________ of the inequality ax +by > c.

Question # 8

The real numbers which satisfy an inequality form its

Question # 9

Which is not a half plane

Question # 10

3x + 4 > 0 is

Question # 11

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

Question # 12

A function which is to be maximized or minimized is called an

Question # 13

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

Question # 14

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

Question # 15

The graph of linear equation 2x + 3y = 10

Question # 16

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

Question # 17

r + 3 >5 then which is true

Question # 18

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

Question # 19

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

Question # 20

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

Question # 21

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

Question # 22

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

Question # 23

ab > 0 and a > 0 then

Question # 24

There may be ______ feasible solution in the feasible region

Question # 25

Optimal solution is found by evaluation the objective function at

Question # 26

x = 1 is in the solution of the inequality

Question # 27

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

Question # 28

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

Question # 29

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

Question # 30

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

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ECAT Mathematics Chapter 21 Important MCQ's

Sr.# Question Answer
1 The point ________ is in the solution of the inequality 2x - 3y > 5
A. (1, -1)
B. (2,2)
C. (0,0)
D. (3,0)
2 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)
3 The total cost of 2 apples and 3 oranges is $1.70, which of the following is true
A. The cost of one apple
B. The cost of one orange
C. Both have equal cost per item
D. Cost of each single item can not be determined
4 2x + 3y > 4 is a linear inequality in
A. one variable
B. two variables
C. three variables
D. none of these
5 The graph of y < 2 is the
A. Left half plane
B. upper half plane
C. Right half plane
D. Lower half plane
6 x = 0 is in the solution of the inequality
A. x > 0
B. 3x + 4 < 0
C. x + 3 < 0
D. x - 2 < 0
7 The point ________ is in the solution of the inequality 4x - 3y < 2
A. (0,1)
B. (2,1)
C. (2,2)
D. (3,3)
8 3x + 4 > 0 is
A. equation
B. inequality
C. identity
D. none of these
9 A function which is to be maximized or minimized is called an
A. Explicit function
B. Implicit function
C. Objective function
D. None
10 (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

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