Harry filled one box with 9 pints of blueberries. he picked 97 pints of blueberries. if harry field 10 boxes, how many pints for left for the last box

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.