# Linda earns $40 base pay per week, plus 10% commission on all sales. What were her sales if she made $112 in one week?

##### 1 Answer

Dec 11, 2016

Her sales for the week were $720#

#### Explanation:

The formula for total salary is:

"Percent" or "%" means "out of 100" or "per 100", Therefore 10% can be written as

Given this we can substitute the values we know and solve for