Solve the Problem Using Matrices

question 330

Multiple Choice

Solve the problem using matrices.
-Ellen wishes to mix candy worth $2.19 per pound with candy worth $7.87 per pound to form 22 pounds of a mixture worth $6.58 per pound. How many pounds of the more expensive candy should she use?

• A) 5 lb
• B) 17 lb
• C) 7 lb
• D) 22 lb

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Definitions:

Employee Salaries

Payments made to employees for their services over a fixed period, typically regularly scheduled and in fixed amounts.

Activity Variance

The difference between budgeted activity levels and actual activity levels.

Fixed Costs

Costs that do not vary with the level of production or sales, such as rent, salaries, and insurance.

Variable Costs

Expenditures that are directly linked to the production or sales volume, including direct labor and raw materials.