Solve the Problem. -An Electronics Company Kept Comparative Statistics on Two Products, a Two

question 78

Multiple Choice

Solve the problem.
-An electronics company kept comparative statistics on two products, A and B. For the years 2003 to 2011, the total number of Product A ever sold (in thousands) is given by the equation y = 74x + 250, where x is the number of years since 2003. For that same period, the total number of Product B ever sold (in thousands) is given by the equation y = -30x + 434, where x is the number of years since 2003. Use the substitution method to solve the system and choose the statement that most accurately describes the solution.

• A) At some point between 2003 and 2011, the company had sold 1800 of each product.
• B) The company sold about 1.8 times as many of Product B as Product A.
• C) When 383,000 of Product A had been sold, 1.8 times as many of Product B had been sold.
• D) At about 1.8 years (to the nearest tenth) since 2003, the company sold the same number of Product A as Product B.

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Definitions:

Axial Skeleton

The part of the skeleton that consists of the bones of the head and trunk, including the skull, spine, ribs, and sternum.

Hyoid

A U-shaped bone in the neck that supports the tongue and provides attachment points for some neck muscles, unique because it does not directly articulate with other bones.

Neck Region

An anatomical area that extends from the base of the head to the shoulders, containing structures such as the cervical vertebrae and various muscles and glands.

Depression

A mental health disorder characterized by persistently low mood, loss of interest in activities, and a significant impairment in daily functioning.