Iam having a bit of a hard time solving this problem, it would be a pleasure if some one were to me!

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.

We just started the introduction into circles and i have no idea how to do this.

Use a standard normal table to determine the probability. give your answer as a decimal to four decimal places. −1.5< < 1.5)