A batch of books is distributed to 3 classes on average, and each class has 24 books; if it is distributed to 8 classes on average, how many books are distributed to each class.
一批书，平均分给3个班，每班24本；如果平均分给8个班，每班分多少本．
<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">24 * (3/8)</gadget>
<output>9</output>

<result>9</result>