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

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

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

The corner point of the boundary lines, x- 2x
x+2y=10 is:

Question # 6

Which is not a half plane

Question # 7

ax + by < c is linear inequality in

Question # 8

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

Question # 9

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

Question # 10

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?

Question # 11

The point (1,3) is one solution of

Question # 12

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

Question # 13

The graph of y < 2 is the

Question # 14

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

Question # 15

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

Question # 16

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

Question # 17

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

Question # 18

If 4 - x >5, then

Question # 19

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

Question # 20

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

Question # 21

The points (x, y) which satisfy a linear inequality in two variables x and y from its

Question # 22

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

Question # 23

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

Question # 24

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

Question # 25

3x + 4 < 0 is

Question # 26

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

Question # 27

Optimize means ______ a quantity under certain constraints

Question # 28

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

Question # 29

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

Question # 30

ab > 0 and a > 0 then

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ECAT Mathematics Chapter 21 Important MCQ's

Sr.# Question Answer
1 The graph of linear equation 2x + 3y = 10
A. Parabola
B. Circle
C. Hyperbola
D. Straight line
2 Multiplying each side of an inequality by (-1) will:
A. Not effect
B. Change the sign
C. Become zero
D. Not defined
3 The liner equation ax + by = c is called _________ of the inequality ax +by > c.
A. Associated equation
B. Non-associated equation
C. disjoint equation
D. Feasible equation
4 The graph of y < 2 is the
A. Left half plane
B. upper half plane
C. Right half plane
D. Lower half plane
5 (1,0) is in the solution of the inequality
A. 3x + 2y > 8
B. 2x - 3y < 4
C. 2x + 3y > 3
D. x - 2y < -5
6 A farmer possesses 100 hectometers of land and wants to grow corn and wheat. Cultivations of corn requires 3 hours per hectometer while cultivation of wheat requires 2 hours per hectometer. Working hours cannot exceed 240. If he gets a profit of Rs. 20 per hectometer for corn and Rs. 15 per hectometer for wheat. The profit function for the farmer is
A. P(x, y) = 20x + 15y
B. P(x, y) = 2x + 3y
C. P(x, y) = x + y
D. P(x, y) = 3x + 2y
7 (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
8 x = ________ is in the solution of 2x + 3 > 0
A. 1
B. -2
C. -3
D. -4
9 x = -1 is in the solution of the inequality
A. x + 5 < 0
B. 2x + 3 < 0
C. x > 0
D. 2x + 3 > 0
10 (1, 2) is in the solution of the inequality
A. 2x + y > 8
B. 2x + y < 6
C. 2x - y > 1
D. 2x + 3y < 2

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