There are 35 students in Class Three 1 and 45 students in Class Three 2. The school distributes 320 notebooks to the students in these two classes on average. How many notebooks can each person get on average?
三1班35人，三2班45人，学校把320本笔记本平均分给这两个班的同学，平均每人能分得多少本笔记本？
<gadget id="calculator">35 + 45</gadget>
<output>80</output>

<gadget id="calculator">320 / 80</gadget>
<output>4</output>

<result>4</result>