2 teachers lead 43 students to go rowing. Each boat can accommodate up to 5 people. How many boats can be rented at least?
2位老师带领43名同学去划船，每条船最多坐5人，最少可以租多少条船？
<gadget id="calculator">43 + 2</gadget>
<output>45</output>

<gadget id="calculator">45 / 5</gadget>
<output>9</output>

<result>9</result>