Business Mathematics

1. The objective of the transportation problem which is to be maximized is to

1. maximize the total profit.
2. minimize the total loss .
3. neither maximize nor minimize.
4. optimal cost.

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2. A diagonal matrix in which all the diagonal elements are equal is a ______________.

1. scalar matrix.
2. column matrix.
3. unit matrix.
4. None of these.

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3. Cramer's Rule is also known as ______________.

1. Inverse Matrix Method
2. Matrix Method
3. Determinant Method
4. Inverse Method

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4. The Lender's are also known as ______________

1. Creditor's
2. Debtor's
3. Buyer's
4. None of the above.

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5. Under annuity due, payment is due at the ______________.

1. beginning of the time.
2. end of the time.
3. at the middle of the time.
4. each.

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6. Banker's discount is given by the formula ______________.

1. Anr/100.
2. Pnr/100.
3. Anr.
4. Pnr.

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7. Unbounded solution in an LPP is ______________.

1. where the objective function can be decreased indefinitely.
2. which maximizes the objective function.
3. where the objective function can be increased or decreased indefinitely.
4. where the objective function can be increased indefinitely.

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8. The Key row is selected when the column of Z_j-C_j is finding the ratio which is ______________.

1. maximum.
2. minimum.
3. largest positive.
4. most negative.

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9. Graphical method can be used only when the decision variables is ______________.

1. more than 3.
2. more than1.
3. two.
4. one.

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10. ______________ is the time consuming job (or) task that is a key subpart of the total project.

1. Activity.
2. Event.
3. Node.
4. All the above.

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