Three workers in the binding workshop of Hanguang Printing Factory bound 504 copies of "Fun Mathematics" in 4 days. How many books does each worker bind on average every day?
汉光印刷厂装订车间的3个工人4天装订《趣味数学》504本，平均每个工人每天装订多少本书？
<gadget id="calculator">504 / 4 / 3</gadget>
<output>42</output>

<result>42</result>