Which set of numbers is in order from smallest to largest? a. 32%, 0.23, 9/10 b. 0.5, 3/4, 80% c. 21%, 10/15, 0.4 d. 1/3, 40%, 0.05

Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books