Use a Graphing Calculator and the Method of Matrix Inverses $58 \mathrm {~A} ; 30 \mathrm {~B} ; 22 \mathrm { C }$

question 31

Multiple Choice

Use a graphing calculator and the method of matrix inverses to Give five decimal places, if necessary.
-A company makes 3 types of cable. Cable A requires 3 black, 3 white, and 2 red wires. B requires 1 black, 2 white, and 1 red. C requires 2 black, 1 white, and 2 red. The company used 95 black, 100 white and 90 red wires. How many of each type of cable were made?

• A) \(58 \mathrm {~A} ; 30 \mathrm {~B} ; 22 \mathrm { C }\)
• B) \(30 \mathrm {~A} ; 5 \mathrm {~B} ; 25 \mathrm { C }\)
• C) \(5 \mathrm {~A} ; 30 \mathrm {~B} ; 25 \mathrm { C }\)
• D) \(5 \mathrm {~A} ; 18 \mathrm {~B} ; 25 \mathrm { C }\)

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Definitions:

WACC Calculation

The process of determining a company's Weighted Average Cost of Capital, incorporating the costs of equity, debt, and any other forms of financing.

Semiannually

Occurring twice a year, generally used in the context of payments, interest accruals, or reports.

CAPM

Capital Asset Pricing Model, a theory that describes the relationship between systematic risk and expected return for assets.

Target Capital Structure

The mix of debt, equity, and other financing sources a company aims to use to fund its operations and growth.