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Q1:

2025: 29 May Shift 2

Linear Programming

Medium

Applied

The feasible region for an LPP is shown by shaded region in the figure. Then the minimum value of Z = 11x + 7y is

Answer options
Option 1
Correct Answer
Explanation for 2025: 29 May Shift 2 MAT question 1

Q2:

2025: 27 May Shift 1

Linear Programming

Medium

Common

The feasible region represented by the constraints: x+2y≥100x + 2y \geq 100, 2x−y≤02x - y \leq 0, 2x+y≤2002x + y \leq 200, x≥0x \geq 0, y≥0y \geq 0 of an LPP is:

Answer options
Option 3
Correct Answer
Explanation for 2025: 27 May Shift 1 MAT question 2

Q3:

2025: 27 May Shift 1

Linear Programming

Medium

Common

The corner points of the bounded feasible region determined by the system of linear constraints are (15,0), (40,0), (4,18) and (6, 12). If objective function is Z = 30x + 20y, then the sum of the maximum and the minimum values of Z is

Answer options
Option 3
Correct Answer
Explanation for 2025: 27 May Shift 1 MAT question 3

Q4:

2025: 27 May Shift 1

Linear Programming

Medium

Core

The corner points of the bounded feasible region determined by a set of constraints in an LPP are P(0,5)P(0, 5), Q(3,5)Q(3, 5), R(5,0)R(5, 0) and S(4,1)S(4, 1). If the objective function is z=ax+2byz = ax + 2by, where, a,b>0a, b > 0, then the condition on aa and bb such that the maximum value of zz occurs at QQ and SS is

Answer options
Option 4
Correct Answer
Explanation for 2025: 27 May Shift 1 MAT question 4

Q5:

2025: 27 May Shift 1

Linear Programming

Medium

Core

For the LPP: minimize z=6x+3yz = 6x + 3y subject to the constraints

4x+y≥804x + y \geq 80

x+5y≥115x + 5y \geq 115

3x+2y≤1503x + 2y \leq 150

x≥0,y≥0x \geq 0, y \geq 0 then the minimum value of z is

Answer options
Option 1
Correct Answer
Explanation for 2025: 27 May Shift 1 MAT question 5

Q6:

2025: 27 May Shift 1

Linear Programming

Medium

Applied

Match List-I with List-II

List-IList-II
(A) Corner point of a feasible region(I) The line segment joining any two arbitrary points of the region always lies entirely within the region
(B) Bounded feasible region(II) can not be enclosed within a circle
(C) Unbounded feasible region(III) can be enclosed within a circle
(D) Convex region(IV) Is a point of intersection of two boundary lines in the feasible region

Choose the correct answer from the options given below:

Answer options
Option 3
Correct Answer
Explanation for 2025: 27 May Shift 1 MAT question 6

Q7:

2025: 27 May Shift 1

Linear Programming

Medium

Applied

For the objective function Z=3x+5yZ = 3x + 5y subject to constraints x+3y≥3x + 3y \geq 3, x+y≥2x + y \geq 2, x≥0x \geq 0, y≥0y \geq 0:

Answer options
Option 2
Correct Answer
Explanation for 2025: 27 May Shift 1 MAT question 7

Q8:

2025: 26 May Shift 2

Linear Programming

Medium

Common

If the objective function z = 4x + 3y has maximum value on a line joining points (3, a) and (b, 2) where a > 0, b > 0 such that a - b = 2, then the maximum value of z is:

Answer options
Option 2
Correct Answer
Explanation for 2025: 26 May Shift 2 MAT question 8

Q9:

2025: 26 May Shift 2

Linear Programming

Medium

Common

With respect to the following shaded feasible region (ABCDEFA), the maximum value of the objective function z = 3x + 4y – 2 is at point(s):

Answer options
Option 4
Correct Answer
Explanation for 2025: 26 May Shift 2 MAT question 9

Q10:

2025: 26 May Shift 2

Linear Programming

Easy

Core

The corner points of a bounded feasible region determined by the following system of linear inequalities x+3y≤60,x+y≥10x + 3y \leq 60, x + y \geq 10, x≤yx \leq y, x≥0x \geq 0, y≥0y \geq 0 are (0,10), (5,5), (15, 15) and (0, 20). Let z=2px+qyz = 2px + qy, p,q>0p, q > 0. If maximum of z occurs at both (15, 15) and (0, 20), then the relation between p and q is

Answer options

Q11:

2025: 26 May Shift 2

Linear Programming

Medium

Core

The corner points of the bounded feasible region of the LPP: Maximize z=x+yz = x + y subject to constraints 2x+5y≤1002x + 5y \leq 100, 8x+5y≤2008x + 5y \leq 200, x≥0x \geq 0, y≥0y \geq 0 are

Answer options

Q12:

2025: 26 May Shift 2

Linear Programming

Medium

Applied

If the corner points of bounded feasible region for an LPP are (0,2) (3,0) (6,0) (6,8) and (0, 5) then the minimum value of the objective function f=4x+6y occur at

Answer options

Q13:

2025: 26 May Shift 2

Linear Programming

Medium

Applied

For the objective function Z=-4x + 6y subject to the constraints 3x + 2y ≥ 5, 7x + 2y ≤ 9, x ≥ 0, y ≥ 0, the maximum value of Z occurs at (a,b)(a, b) and the minimum value of Z occurs at (p,q)(p, q) then the value of ap+bq\frac{a}{p} + \frac{b}{q} is:

Answer options

Q14:

2025: 22 May Shift 2

Linear Programming

Medium

Common

For LPP: Maximize z=2x+3yz = 2x + 3y subject to the constraints

x+y≥2x + y \geq 2, x+2y≥3x + 2y \geq 3, x≥0x \geq 0, y≥0y \geq 0,

which of the following graph represents the feasible region of the above LPP as shaded portion?

Answer options

Q15:

2025: 22 May Shift 2

Linear Programming

Medium

Core

Consider the LPP: Maximize z=5x+3yz = 5x + 3y subject to 3x+5y≤153x + 5y \leq 15, 5x+2y≤105x + 2y \leq 10, x,y≥0x,y \geq 0. The optimal feasible solution occurs at

Answer options

Q16:

2025: 22 May Shift 2

Linear Programming

Medium

Core

If the minimum value of the objective function Z=ax+byZ = ax + by of an LPP occurs at two points (3,5)(3, 5) and (5,3)(5, 3), then

Answer options

Q17:

2025: 22 May Shift 2

Linear Programming

Medium

Applied

From the below-mentioned graph of shaded feasible region of a linear programming problem (LPP) with objective function

z=1.50x+1.00yz = 1.50x + 1.00y; the maximum value of zz will be:

Answer options

Q18:

2025: 22 May Shift 2

Linear Programming

Medium

Applied

The maximum value of the objective function z=10x+15yz = 10x + 15y of an L.P.P. subjected to the constraints

2x+4y≤82x + 4y \leq 8,

3x+y≤63x + y \leq 6,

−x−y≥−4-x - y \geq -4,

x≥0x \geq 0, y≥0y \geq 0 is:

Answer options

Q19:

2025: 22 May Shift 1

Linear Programming

Medium

Common

The minimum value of Z=2x+yZ = 2x + y subjected to x+y≥10,2x+3y≤26,x,y≥0x + y \geq 10, 2x + 3y \leq 26, x, y \geq 0 is

Answer options

Q20:

2025: 22 May Shift 1

Linear Programming

Medium

Common

The corner points of the bounded feasible region determined by the system of linear inequalities are (0,0)(0,0), (4,0)(4,0), (2,4)(2,4) and (0,5)(0,5). If maximum value of z=ax+byz = ax + by, where a,b>0a,b > 0, occurs at both (2,4)(2,4) and (4,0)(4,0) then

Answer options

Q21:

2025: 22 May Shift 1

Linear Programming

Medium

Core

The corner points of the feasible region determined by a system of linear constraints are (0,0)(0, 0), (0,40)(0, 40), (20,40)(20, 40), (60,20)(60, 20), (60,0)(60, 0). If the objective function is z=4x+3yz = 4x + 3y, then which one of the following is true?

Answer options

Q22:

2025: 22 May Shift 1

Linear Programming

Medium

Core

Consider the LPP: Max Z=5x+3yZ = 5x + 3y subject to 3x+5y≤15,5x+2y≤10,x≥0,y≥03x + 5y \leq 15, 5x + 2y \leq 10, x \geq 0, y \geq 0

Match List-I with List-II

List-IList-II
(A) Objective function(I) 3x+5y≥153x + 5y \geq 15
(B) One constraint(II) x,y≥0x, y \geq 0
(C) Non-negative restrictions(III) Z=5x+3yZ = 5x + 3y
(D) Point (1,2)(1, 2) does not lie in the region(IV) 3x+5y≤153x + 5y \leq 15

Choose the correct answer from the options given below:

Answer options

Q23:

2025: 22 May Shift 1

Linear Programming

Medium

Applied

The minimum value of z=3x+2yz = 3x + 2y subjected to the constraints 2x+y≥7,x+2y≥8,x,y≥02x + y \geq 7, x + 2y \geq 8, x, y \geq 0 is

Answer options

Q24:

2025: 21 May Shift 2

Linear Programming

Medium

Common

Which one of the following represents the correct feasible region determined by the following constraints

x−y≥5x - y \geq 5, 5x−5y≤165x - 5y \leq 16

Answer options

Q25:

2025: 21 May Shift 2

Linear Programming

Easy

Common

The maximum value of z=5x+7yz = 5x + 7y subjected to constraints x+y≤5x + y \leq 5, x≥0x \geq 0, y≥0y \geq 0 is:

Answer options

Q26:

2025: 21 May Shift 2

Linear Programming

Medium

Core

Which of the region shown in the given figures represents the feasible region bounded by the following constraints?

4x+y≥804x + y \geq 80, 2x+y≥602x + y \geq 60, x+y≤80x + y \leq 80, x≥0x \geq 0, y≥0y \geq 0

Answer options

Q27:

2025: 21 May Shift 2

Linear Programming

Medium

Core

The corner points of the bounded feasible region determined by the system of linear constraints are (0,0)(0, 0), (5,0)(5, 0), (6,5)(6, 5), (6,8)(6, 8), (4,10)(4, 10), (0,8)(0, 8). Let Z=3x−4yZ = 3x - 4y be the objective function. The minimum value of Z occurs at

Answer options

Q28:

2025: 21 May Shift 2

Linear Programming

Medium

Applied

For the linear programming problem (LPP):

Maximize Z=x+1.5yZ = x + 1.5y, subject to constraints,

x+2y≤40x + 2y \leq 40, 2x+y≤402x + y \leq 40, x+y≤25x + y \leq 25, x≥0x \geq 0, y≥0y \geq 0.

Which of the following is NOT correct?

Answer options

Q29:

2025: 21 May Shift 2

Linear Programming

Medium

Applied

About linear programming problem (LPP), which of the following statements are correct?

(A) In a LPP, the linear inequalities or restrictions on the variables are called linear constraints.

(B) If the feasible region for an LPP is unbounded, then the maximum or minimum value of the objective function Z=ax+byZ = ax + by never exists.

(C) The feasible region for an LPP is always convex.

(D) The common region determined by all the linear constraints of an LPP is called the feasible region.

Choose the correct answer from the options given below:

Answer options

Q30:

2025: 21 May Shift 1

Linear Programming

Medium

Common

If the objective function z=px+qyz = px + qy has its maximum value at the points (2, 1) and (0, 6), then the relationship between p and q is:

Answer options