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Mathematics ECAT Pre Engineering Chapter 21 Linear Inequalities and Linear Programming Online Test MCQs With Answers
Question # 1
r + 3 >5 then which is true
Choose an answer
r + 2 > 4
r + 2 < 4
r + 2 = 4
None
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Question # 2
ax + by < c is linear inequality in
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four variables
three variables
two variables
one variable
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Question # 3
The graph of y> 0 is the upper - half of:
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y-axis
x-axis
1st and 4th quandrant
2nd and 3rd quadrant
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Question # 4
A point (x,y) which satisfy a linear inequality in two variables form its
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Solution
Domain
Range
None
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Question # 5
The corner point of the boundary lines, x- 2x
x+2y=10 is:
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(8,1)
(1,8)
(6,10)
(3,5)
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Question # 6
x = ________ is in the solution of 2x + 3
>
0
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1
-2
-3
-4
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Question # 7
An expression involving any of the symbols <,>,
<
or
>
is called
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equation
inequality
linear equation
identity
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Question # 8
A point where two of its boundary lines intersect is called
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Corner point
Feasible point
Vertex
Feasible solution
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Question # 9
x = -1 is in the solution of the inequality
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x + 5 < 0
2x + 3
<
0
x > 0
2x + 3 > 0
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Question # 10
Inequalities have ______ symbol
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2
3
4
1
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Question # 11
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p < r
p > rr
p + r < 0
p - r < 0
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Question # 12
The points (x, y) which satisfy a linear inequality in two variables x and y from its
Choose an answer
domain
range
solution
none of these
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Question # 13
The real numbers which satisfy an inequality form its
Choose an answer
solution
coefficient
domain
range
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Question # 14
3x + 4 > 0 is
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equation
identity
inequality
none of these
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