Question

alexander visited a bookstore and bought books and magazines. the cost of each book was $15, and each magazine cost $5. he bought b books and m magazines. he also bought p bookmarks that cost $0.50 each. alexanders sister paid half of the bill for the books and magazines. the total cost of alexanders expense on his purchases can be modeled by the expression (\\(\frac{1}{2}\\))(15b + 5m)+0.5p. complete the statements to interpret parts of the expression. use the drop - down arrow to choose the correct answer. the factor 15b + 5m represents the total cost of alexanders purchases of books and magazines. the factor \\(\frac{1}{2}\\) in the term (\\(\frac{1}{2}\\))(15b + 5m) means halving the total cost of books and magazines. the p in the term 0.5p represents the number of bookmarks alexander bought the cost of bookmark in the bookstore

Explanation:

Step1: Analyze cost - quantity relationship

The cost of each bookmark is $0.50$ dollars. In the expression $0.5p$, $0.5$ is the unit - cost and $p$ is the quantity. So $p$ represents the number of bookmarks Alexander bought.

Answer:

The $p$ in the term $0.5p$ represents the number of bookmarks Alexander bought.