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

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

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

Optimal solution is found by evaluation the objective function at

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

s > t then

Question # 15

Sum of two quantities is at least 20 is denoted by

Question # 16

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

Question # 17

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

Question # 18

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

Question # 19

Each point of the feasible region is called

Question # 20

3x + 4 = 0 is

Question # 21

Inequalities have ______ symbol

Question # 22

The point (1,3) is one solution of

Question # 23

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

Question # 24

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

Question # 25

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

Question # 26

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

Question # 27

3x + 4 > 0 is

Question # 28

The solution set of x < 4 is

Question # 29

x = 0 is in the solution of the inequality

Question # 30

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

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ECAT Mathematics Chapter 21 Important MCQ's

Sr.# Question Answer
1 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)
2 Which is in the solution set of 4x - 3y < 2
A. (3, 0)
B. (4, 1)
C. (1, 3)
D. None
3 The graph of the linear equation of the form ax =by = c is a line which divided the plane into:
A. Two similar regions
B. Two disjoint regions
C. Four equal parts
D. One region
4 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)
5 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
6 The graph of linear equation 2x + 3y = 10
A. Parabola
B. Circle
C. Hyperbola
D. Straight line
7 Multiplying each side of an inequality by (-1) will:
A. Not effect
B. Change the sign
C. Become zero
D. Not defined
8 2x + 3y > 4 is a linear inequality in
A. one variable
B. two variables
C. three variables
D. none of these
9 The feasible region which can be enclosed within a circle is called
A. Bounded region
B. Convex region
C. Unbounded region
D. None
10 x = ________ is in the solution of 2x - 5 > 0
A. 0
B. 2
C. -2
D. 3

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