Question

Mira has breakfast at a restaurant. She leaves a 20% tip of

$1.80.
What is the price of Mira's breakfast, before tip?
$

Answer 1

$9

Explanation:

set up a proportion where 20% is represented as 20/100 and set it equal to 1.80/x

cross multiply and you should get 180=20x

divide by 20 to solve for x

you then get 9, which is the amount you were looking for