Question

Andrea is selling candles as a fundraiser. She spent $50 on supplies for making the candles. She plans to sell the candles for $10 each. The functions of her revenues can be modeled by C(x) = 10x - 50 What is a reasonable range for the function?

Answer 1

A reasonable range for the function is
`[0, +\infty)`.

Explanation:

Revenues are positive quantities since Andrea is looking for money after expenses, so that reasonable range of the revenue function is
`[0, +\infty)`.