Write a function to model the data

Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income

What is the best reason for jacinta to have a savings account in addition to a checking account

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.