The school retrieves 9 bundles of books from the bookstore, 40 books in each bundle, and distributes these books to 5 classes on average. How many books can each class distribute?
学校从书店取回9捆图书，每捆40本，把这些书平均分给5个班，每个班可以分图书多少本？
<gadget id="calculator">40 / 5</gadget>
<output>8</output>

<gadget id="calculator">9 * 8</gadget>
<output>72</output>

<result>72</result>