Teacher Wang bought 4 copies of "Xinhua Dictionary" from the bookstore, paid 35 yuan, and got 1.2 yuan back. How much does each copy of "Xinhua Dictionary" cost?
王老师从书店买来4本《新华字典》，付35元，找回1.2元．每本《新华字典》售价多少元？
<gadget id="calculator">35 - 1.2</gadget>
<output>33.8</output>

<gadget id="calculator">33.8 / 4</gadget>
<output>8.45</output>

<result>8.45</result>