4 looms can weave 72 meters in 6 hours. If the same looms are tripled, how many meters can we weave in the same time?
4台织布机6小时可织布72米，如果增加3倍同样的织布机，同样的时间可织布多少米？
<gadget id="calculator">72 / 4</gadget>
<output>18</output>

<gadget id="calculator">3 + 1</gadget>
<output>4</output>

<gadget id="calculator">4 * 4</gadget>
<output>16</output>

<gadget id="calculator">18 * 16</gadget>
<output>288</output>

<result>288</result>