This set of ordered pairs defines a function. {(-49,7), (-56,8), (-63,9), (-70,10)}

Which table represents the inverse of the function defined by the ordered pairs?

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.