transportation team transports a batch of disaster relief materials, and plans to drive 60 kilometers per hour, and it can be delivered within 12 hours. I was notified before departure, if the supplies are delivered to the disaster area within 10 hours, what should be the actual driving speed? (Solve with ratio)
某运输队运送一批救灾物资，计划每小时行驶60千米，12小时可以送到．出发前接到通知，如果10小时将物资送到灾区，这样实际行驶的速度应该是多少？(用比例解)
<gadget id="calculator">60 * 12</gadget>
<output>720</output>

<gadget id="calculator">720 / 10</gadget>
<output>72</output>

<result>72</result>