# math

posted by
**lilly** on
.

A map has a scale of 3 cm : 18 km. If Riversaid and Smithville are 54 km apart, then they are how far apart on the map?

how would I set the up as a proportion?

posted by
**lilly** on
.

A map has a scale of 3 cm : 18 km. If Riversaid and Smithville are 54 km apart, then they are how far apart on the map?

how would I set the up as a proportion?