Question

a bakery earns \\$10 for selling 5 cookies.
\frac{\\$10}{5\text{ cookies}}
what is the unit rate that describes this relationship?
options:
\frac{\\$5}{1\text{ cookie}}
\frac{\\$10}{1\text{ cookie}}
\frac{\\$2}{1\text{ cookie}}

Explanation:

Set up the ratio

$$ \text{Ratio} = \frac{\$10}{5\text{ cookies}} $$

Simplify to find the unit rate

$$ \frac{\$10 \div 5}{5\text{ cookies} \div 5} = \frac{\$2}{1\text{ cookie}} $$

Answer:

• (A) \(\frac{\$5}{1\text{ cookie}}\)
• (B) \(\frac{\$10}{1\text{ cookie}}\)
• (C) \(\frac{\$2}{1\text{ cookie}}\) (Correct answer)