Mathematics MCQS for class 12 with Answers Chapter 6

The inequality 2x + 3y < 5 is satisfied by point

(-2, 1)

(-2, 3)

(1, 2)

(1, 1)

The feasible solution, which maximizes or minimizes the objective function, is called the ___________

Minimum solution

None of these

Optimal solution

Maximum solution

The operation __________ a constant to each side of inequality will not effect the order (or sense) of inequality

Subtracing

None of these

Dividing

Multiplying

ax + b < c is linear inequality in:

two variables

four variables

Three variables

one variables

ax+b<0 is an:

Inequality

Identity

N ot inequality

Equation

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

7x +2y < 3

3x +5y < 7

3x + 5y > 7

x – 3y < 0

(-2, 3) lies in the solution region of

x + 3y > 5

x + 2y > 7

2x – 3y > 1

2x – y > 3

The linear equation __________ is called the associated or corresponding equation of the inequality ax + by > c

ax + by < c

ax + by > c

ax + by = c

ax + by < c

If the segment obtained by joining any two points of a region lies entirely with in the region, then the region is called:

Concave

Both(a)&(b)

None of these

Convex

(0,1) is not the solution of inequality:

x +3y < 0

7x + 2y < 8

3x +5y < 7

3x +5y ? 3