Tyler’s brother works in a shoe store. Tyler’s brother earns a commission. He makes 4.5% of the amount he sells. Last week, he sold $500 worth of shoes. How much was his commission? $

The store bought a pair of shoes for $20, and sold it for $55. What percentage was the markup?
%

Tyler’s brother earns $16 per hour. The store offers him a raise—a 3% increase per hour. After the raise, how much will Tyler’s brother make per hour? $
Include the original amount and the raise when calculating your answer for this question.

answer as fast as you can cause i am in class