The library bought a total of 100 books and spent 4680 yuan. How much is each book on average?
图书馆共买了100本书，花了4680元，平均每本书多少元？
<gadget id="calculator">4_680 / 100</gadget>
<output>234/5 = around 46.8</output>

<result>234/5 = around 46.8</result>