My prof added to the assignment in the book. I can\'t figure out 1. or 2.! I got

Question

My prof added to the assignment in the book. I can't figure out 1. or 2.! I got the getDiscountPrice() method to work, but i do not understand how or why we would assign "double amount" as a parameter. I wander if his "amount" = my "purchase"? I am so confused! I don't even know where to start with #2! This is the assignment:

• Chapter 09- Programming challenge 8: Person and Customer Classes
  A retail store has a preferred customer plan where customers can earn discounts on their purchases. The amount of a customer

My prof added to the assignment in the book. I can't figure out 1. or 2.! I got the getDiscountPrice() method to work, but i do not understand how or why we would assign "double amount" as a parameter. I wander if his "amount" = my "purchase"? I am so confused! I don't even know where to start with #2! This is the assignment:

Explanation / Answer

double is used because the amount can be in decimal

amount=my purchase because to calculate the discount

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