The distance between Jianshui and Kunming is about 240km. On a map with a scale of 1:3,000,000, what is the distance in cm between the two places?
建水到昆明的距离大约是240km，在一幅比例尺是1：3000000的地图上，两地之间的距离是多少cm．
<gadget id="calculator">1 / 3_000_000</gadget>
<output>1/3_000_000 = around 0</output>

<gadget id="calculator">240 * 100_000 * (1/3_000_000)</gadget>
<output>8</output>

<result>8</result>