On a map with a scale of 1:8000000, the distance from Zhaoqing to Chaozhou is 7cm. If the car wash drives from Zhaoqing to Chaozhou at a speed of 80KM per hour, how long will it take to get there?
在比例尺是1：8000000的地图上，量得肇庆到潮洲的距离为7cm．如果洗车以每小时80KM的速度从肇庆开往潮洲，多少小时可以到达？
<gadget id="calculator">1 / 8_000_000</gadget>
<output>1/8_000_000 = around 0</output>

<gadget id="calculator">7 / (1/8_000_000) / 100_000 / 80</gadget>
<output>7</output>

<result>7</result>