On a map with a scale of 1:2000000, the measured length of the road between A and B is about 24 cm. A car drives from point A to point B at an average speed of 80 kilometers per hour. How many hours does it take to get there?
比例尺是1：2000000的地图上，量的甲、乙两地之间的公路长约是24厘米．一辆汽车平均以每小时80千米的速度从甲地开往乙地，大约需要几小时才能到达？
<gadget id="calculator">1 / 2_000_000</gadget>
<output>1/2_000_000 = around 0</output>

<gadget id="calculator">24 / (1/2_000_000) / 100_000 / 80</gadget>
<output>6</output>

<result>6</result>