More Classes
5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject
Other Links
Go to Home
Online Tests
ECAT Pre General Science Mathematics Chapter 21 Linear Inequalities and Linear Programming Online Test MCQs With Answers
Question # 1
x = _________ is in the solution of 2x + 3 < 0
Choose an answer
0
2
-1
-2
Previous
Skip
Next
Question # 2
x = 0 is in the solution of the inequality
Choose an answer
x > 0
3x + 4 < 0
x + 3 < 0
x - 2 < 0
Previous
Skip
Next
Question # 3
The maximum value of Z = 3x+ 4y subjected to the constrains x+ y≤ 40,x+ 2y≤ 60, x≥ 0 and y≥ 0 is
Choose an answer
120
100
140
160
Previous
Skip
Next
Question # 4
x = ________ is in the solution of 2x + 3
>
0
Choose an answer
1
-2
-3
-4
Previous
Skip
Next
Question # 5
The graph of y < 2 is the
Choose an answer
Left half plane
upper half plane
Right half plane
Lower half plane
Previous
Skip
Next
Question # 6
Order (or sense) of an inequality is changed by multiplying or dividing its each side by a:
Choose an answer
Zero
one
negative constant
Non negative constant
Previous
Skip
Next
Question # 7
The solution set of x < 4 is
Choose an answer
-
∞
< x < 4
-
∞
> x > 4
-
∞
< x < 2
-
∞
> x > 2
Previous
Skip
Next
Question # 8
The corner point of the boundary lines, x-2y
2x + y = 2 is:
Choose an answer
(2,6)
(6,2)
(-2,2)
(2,-2)
Previous
Skip
Next
Question # 9
x = -1 is in the solution of the inequality
Choose an answer
x + 5 < 0
2x + 3
<
0
x > 0
2x + 3 > 0
Previous
Skip
Next
Question # 10
Each point of the feasible region is called
Choose an answer
Solution
feasible solution
Both a & b
None
Previous
Skip
Next
Question # 11
Which is not a half plane
Choose an answer
ax + by < c
ax + by > c
Both A and B
None
Previous
Skip
Next
Question # 12
(0,1) is in the solution of the inequality
Choose an answer
3x + 2y > 8
2x - 3y < 4
2x + 3y > 5
x -2y < -5
Previous
Skip
Next
Question # 13
Optimize means ______ a quantity under certain constraints
Choose an answer
Minimize
Maximize
Maximize or minimize
None of these
Previous
Skip
Next
Question # 14
Corner point of the system x - y≤ 2,x + y≤ 4,2x -y≤ 6,x≥ 0,y≥ 0
Choose an answer
(1,4)
(4,2)
(3,1)
(4,1)
Previous
Skip
Next
Back
