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

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

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

The point (1,3) is one solution of

Question # 6

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

Question # 7

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

Question # 8

ax + by < c is linear inequality in

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

3x + 4 > 0 is

Question # 15

3x + 4 = 0 is

Question # 16

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

Question # 17

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

Question # 18

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

Question # 19

Optimal solution is found by evaluation the objective function at

Question # 20

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

Question # 21

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

Question # 22

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

Question # 23

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

Question # 24

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

Question # 25

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

Question # 26

r + 3 >5 then which is true

Question # 27

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

Question # 28

3x + 4 > 0 is

Question # 29

The graph of y < 2 is the

Question # 30

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

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ECAT Mathematics Chapter 21 Important MCQ's

Sr.# Question Answer
1 x = ________ is in the solution of 2x + 3 > 0
A. 1
B. -2
C. -3
D. -4
2 The graph of y> 0 is the upper - half of:
A. y-axis
B. x-axis
C. 1st and 4th quandrant
D. 2nd and 3rd quadrant
3 The point (1,3) is one solution of
A. 3x + 5y > 29
B. 3x + 5y < 7
C. x + 2y < 4
D. x + 4y > 3
4 If x < y, 2x = A, and 2y = B, then
A. A = B
B. A < B
C. A < x
D. B < y
5 r + 3 >5 then which is true
A. r + 2 > 4
B. r + 2 < 4
C. r + 2 = 4
D. None
6 A function which is to be maximized or minimized is called an
A. Explicit function
B. Implicit function
C. Objective function
D. None
7 The maximum value of Z = 3x+ 4y subjected to the constrains x+ y≤ 40,x+ 2y≤ 60, x≥ 0 and y≥ 0 is
A. 120
B. 100
C. 140
D. 160
8 An expression involving any of the symbols <,>,< or > is called
A. equation
B. inequality
C. linear equation
D. identity
9 Maximum value of z =15x +20y subject to 3x+ 4y≤ 12,x,y≥ 0 is given by
A. 46
B. 60
C. 50
D. 70
10 The corner point of the boundary lines, x- 2x
x+2y=10 is:
A. (8,1)
B. (1,8)
C. (6,10)
D. (3,5)

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