A snail crawled 24 meters in 4 minutes. At this speed, how many minutes would it take to crawl 72 meters? What is the column
一只蜗牛用4分钟爬行了24米，照这样的速度，要爬行72米须用几分钟？列式是多少
<gadget id="calculator">24 / 4</gadget>
<output>6</output>

<gadget id="calculator">72 / 6</gadget>
<output>12</output>

<result>12</result>