use Boolean expressions

A software company sells a package that retails for $99.00/package. Quantity discounts are given according to the following table:

quantity (Packages)	discount
10-19	15%
20-49	25%
55-99	35%
100-more	45%

Write a program that asks the user to enter the number of packages purchased. The program should then display the packages price, amount of the discount (if any) and the total amount of the purchase after the discount.