Mathematics ECAT Pre Engineering Chapter 21 Linear Inequalities and Linear Programming Online Test

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  • Chapter NameCh 21 - Linear Inequalities and Linear Programming
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Mathematics ECAT Pre Engineering Chapter 21 Linear Inequalities and Linear Programming Online Test

  • Total Questions30

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Mathematics ECAT Pre Engineering Chapter 21 Linear Inequalities and Linear Programming Online Test

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Question # 1

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

Question # 2

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

Question # 3

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

Question # 4

The solution set of x < 4 is

Question # 5

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

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

The graph of y < 2 is the

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

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

Question # 15

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

Question # 16

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

Question # 17

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

Question # 18

Optimize means ______ a quantity under certain constraints

Question # 19

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

Question # 20

3x + 4 > 0 is

Question # 21

ax + by < c is linear inequality in

Question # 22

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

Question # 23

x = -1 is in the solution of the inequality

Question # 24

3x + 4 < 0 is

Question # 25

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

Question # 26

3x + 4 > 0 is

Question # 27

Each point of the feasible region is called

Question # 28

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

Question # 29

Which is not a half plane

Question # 30

r + 3 >5 then which is true

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