ECAT Mathematics Chapter 21 online mcq test with answers for chapter 21 (Linear Inequalities and Linear Programming)

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ECAT Mathematics Chapter 21 Important MCQ's

Sr.#	Question	Answer
1	The point ________ is in the solution of the inequality 2x - 3y < 4	A. (0, -2) B. (1, -3) C. (2, 2) D. (3, 0)
2	If ab > 0 and a < 0, which of the following is negative?	A. b B. -b C. -a D. (a - b)²
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	The graph of linear equation 2x + 3y = 10	A. Parabola B. Circle C. Hyperbola D. Straight line
5	3x + 4 > 0 is	A. equation B. identity C. inequality D. none of these
6	Sum of two quantities is at least 20 is denoted by	A. x +y =20 B. x +y≥ 20 C. x +y≠ 20 D. x +y≤20
7	Multiplying each side of an inequality by (-1) will:	A. Not effect B. Change the sign C. Become zero D. Not defined
8	3x + 4 < 0 is	A. inequality B. equation C. identity D. not inequality
9	Each point of the feasible region is called	A. Solution B. feasible solution C. Both a & b D. None
10	Inequalities have ______ symbol	A. 2 B. 3 C. 4 D. 1

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MCQ's Test For ECAT Mathematics Chapter 21 Linear Inequalities and Linear Programming

ECAT Mathematics Chapter 21 Linear Inequalities and Linear Programming

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

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

3x + 4 < 0 is

s > t then

The graph of y < 2 is the

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

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

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

Inequalities have ______ symbol

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

x = 1 is in the solution of the inequality

3x + 4 > 0 is

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

Each point of the feasible region is called

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

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

Which is not a half plane

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

3x + 4 = 0 is

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

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

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

There may be ______ feasible solution in the feasible region

3x + 4 < 0 is

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

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

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

Optimize means ______ a quantity under certain constraints

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

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

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