# On Carrie's map, Greenville and North Valley are 4.5 inches apart, on her map is 1 inch 20 miles. How far is Greenville from North Valley?

##### 1 Answer

Jul 29, 2017

See a solution process below:

#### Explanation:

We can write this as:

Or

Or

To solve this last equation we can first do a cross product or cross multiply the equation:

Greenville is