# Two Variable Systems of Equation Quizzes Online MCQs PDF Download eBook - 5

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## Two Variable Systems of Equation Questions and Answers PDF Download eBook

MCQ: The two equations that can be drawn as same line on graph then these equations are considered as

- constant equations
- solved equations
- equivalent equations
- non-equivalent equations

C

MCQ: In the systems of equation, the equations are linearly dependent if

- A
^{-2}must exists - A
^{-1}does not exist - A
^{-3}does not exist - A
^{-4}must exist

B

MCQ: The right hand side constant in the i^{th constraint in primal must be equal to objective coefficient for}

- j
^{th}primal variable - i
^{th}dual variable - i
^{th}primal variable - j
^{th}dual variable

B

MCQ: The profit margin is negative if

- profit contribution > fixed costs
- profit contribution < fixed costs
- fixed cost is zero
- profit contribution > fixed costs

B

MCQ: In the method of solving by enumeration, the two variables should be set as zero are classified as

- basic constant
- non basic constant
- optimal variable
- non basic variables

D