Write the sentence as a proportion then determine whether the proportion is true or false.
Four bags of flour costs \$12, and eight bags of flour costs \$18.

• A. $\frac{4}{12}=\frac{8}{18}$; True
• B. $\frac{4}{12}=\frac{8}{16}$; True
• C. $\frac{4}{12}=\frac{8}{18}$, False
• D. $\frac{4}{12}=\frac{8}{16}$; False

Answer: (C)