Use a Proportion to Solve the Problem $2.5 \mathrm{~cm}$ B) $4.0 \mathrm{~cm}$

Use a proportion to solve the problem.
-On a map of the Fox River, 1 centimeter represents 2.5 kilometers. If a trail by the river is actually 10.00 kilometers long, what is the length of the trail on the map?

A) $2.5 \mathrm{~cm}$
B) $4.0 \mathrm{~cm}$
C) $6 \mathrm{~cm}$
D) $7.5 \mathrm{~cm}$