You are applying for a job selling electronics. The interviewer asks you to answer the following questions in order to prove that you would be able to do your job effectively. A customer is purchasing last year's version of the Football Mania video game, which was originally $55. It is on a sale rack that says 60% off. The customer has a coupon for 30% off his entire purchase. He incorrectly says, "I can't believe I'm getting this for 90% off!"
A. Find the cost of the video game after the coupon.

B. What would be the cost of the video game at 90% off?

C. How would you explain to the customer that he is not getting 90% off?