During a sale, every item in a store is 80% of its regular price. 1. If the regular price of a T-shirt is $10, what is its sale price?

2. During a sale, every item in a store is 80% of its regular price. The regular prices of five items are shown here. Find the sale price of each item.

P. S. For the 2nd question see the file.

P. P.S. WILL GIVE BRAINLIEST!