4. Today, everything at a store is on sale. The store offers a 40% discount. The regular price of a T-shirt is $20. What is the new sale price? . 3 Pts. 5. What is 75% of 200? Write a proportion and solve. 3pts 18] NAME BY Open Up Resources (openupresources.org) DATE 6. Tyler's brother works in a shoe store. Use any method but Show work!!!! a) OPEN-UP resources PERIOD Tyler's brother earns a commission. He makes 7% of the amount he sells. Last week, he sold $1200 worth of shoes. How much was his commission? 2pts. b) The store bought a pair of shoes for $50 and sold it for $120. What percentage was the markup? 2pts. C) Tyler's brother earns $18 per hour. The store offers him a raise-a 7% increase per hour. After the raise, how much will Tyler's brother make per hour? 2 pts. 1​