Which situation could be modeled by the expression 13÷5 ? a. one-third pound of sugar is used for 5 cupcakes. how much sugar is used for each cupcake? b. three cups of sugar are used for 5 cupcakes. how much sugar was used for each cupcake? c. one-third cup of sugar is used for each of 5 cupcakes. what is the total amount of sugar used? d. each of 5 cupcakes used 13 pound of sugar. what is the total amount of sugar used?

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