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

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

Question # 2

If 4 - x >5, then

Question # 3

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

Question # 4

3x + 4 > 0 is

Question # 5

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

Question # 6

r + 3 >5 then which is true

Question # 7

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

Question # 8

A point where two of its boundary lines intersect is called

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

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

Question # 15

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

Question # 16

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

Question # 17

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 # 18

s > t then

Question # 19

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

Question # 20

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

Question # 21

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

Question # 22

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

Question # 23

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

Question # 24

The graph of y < 2 is the

Question # 25

A ________ divides the plane into left and right half planes.

Question # 26

Sum of two quantities is at least 20 is denoted by

Question # 27

3x + 4 > 0 is

Question # 28

Each point of the feasible region is called

Question # 29

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

Question # 30

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

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ECAT Mathematics Chapter 21 Important MCQ's

Sr.# Question Answer
1 ax + by < c is linear inequality in
A. four variables
B. three variables
C. two variables
D. one variable
2 (2, 1) is in the solution of the inequality
A. 2x + y > 7
B. x - y > 2
C. 3x + 5y < 6
D. 2x + y < 6
3 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
A. (1,0)
B. (0,4)
C. (3,0)
D. (8,0)
4 x = ________ is in the solution of 2x - 3 < 0
A. 2
B. -2
C. 3
D. 4
5 If 4 - x >5, then
A. x > 1
B. x > -1
C. x < 1
D. x < -1
6 x = 1 is in the solution of the inequality
A. x + 1 > 0
B. x - 2 > 0
C. 3x - 1 < 0
D. x + 2 < 0
7 Which is in the solution set of 4x - 3y < 2
A. (3, 0)
B. (4, 1)
C. (1, 3)
D. None
8 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
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 There may be ______ feasible solution in the feasible region
A. Infinite
B. Finite
C. Defined
D. None of above

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