Two teachers lead 34 students to go on an outing together, and each car is limited to 9 people. How many cars like this do you need to rent at least?
两名老师带领34名学生一起去郊游，每辆车限坐9人，至少需要租几辆这样的车？
<gadget id="calculator">34 + 2</gadget>
<output>36</output>

<gadget id="calculator">36 / 9</gadget>
<output>4</output>

<result>4</result>