On a map with a scale of 1:6000000, the distance between A and B is 10cm. Two cars drive from A and B at the same time and meet after 4 hours. One of the cars is traveling at 70km/h, and the other is What is the speed of a car?
在比例尺为1：6000000的地图上，甲、乙两地相距10cm，两辆车从甲、乙两地向相同时开出，4小时后相遇，其中一辆车的速度为每小时70km，另一辆车的速度是多少？
<gadget id="calculator">1 / 6_000_000</gadget>
<output>1/6_000_000 = around 0</output>

<gadget id="calculator">10 / (1/6_000_000) / 10 / 10_000 / 4</gadget>
<output>150</output>

<gadget id="calculator">150 - 70</gadget>
<output>80</output>

<result>80</result>