# The number of cars (c) in a parking lot increases when the parking fee (f) decreases. How do you write the correct equation for this scenario, and solve for the number of cars when the fee is $6?

##### 1 Answer

Jan 15, 2018

The correct equation for this scenario is

The number of cars when the fee is $6 will be

#### Explanation:

The number of cars (

This indicates inverse variation. We can write the proportionality equation as :

And the equation after removing the proportionality sign can be written as :

The number of cars when the fee is $6 will be :