Tyler’s brother works in a shoe store.
A) Tyler’s brother earns a commission. He makes 2.5% of the amount he sells. Last week, he sold 9000$ worth of shoes. How much was his commission?
B) The store bought a pair of shoes for 50$, and sold it for 80$. What percentage was the markup?
C) Tyler’s brother earns 12$ per hour. The store offers him a raise; a 5% increase per hour. After the raise, how much will Tyler’s brother make per hour?