Answer:
25 books
Step-by-step explanation:
If Marcus spent $225 on new books, and each book costs $9 he bought 25 new books. The working is as follows :
To find out how many new books he bought we have to divide the amount of money in total he paid from the amount of money each book costs as shown below :
$225 ÷ 9 = 25 new books
And that's basically the working ^^
