Mathematics

Joe Charles

18 December, 20:01

A used book store buys a hardback book for $1.50 and then sells it for $5. Over time, the store sells the same number of books it buys. The store manager can use the equation P (x) = 5x-1.5x to determine the store's profit, P (x), where x is the number of books that the store sells. Which statement about the book store is true based on the profit equation?

A. The book store makes a profit of $5.00 for each hardback book that is sold.

B. The book store makes a profit of $3.50 for each hardback book that is sold.

C. The book store makes a profit of $4.50 for each hardback book that is sold.

D. The book store sells each hardback book for $3.50