If the distance between cities A and B is 15 centimeters on a scale drawing of (1/6000000), what is the actual distance in kilometers between cities A and B?
在(1/6000000)的比例尺图纸上量得甲乙两城市之间的距离为15厘米，则甲乙两城之间的实际距离是多少千米．
<gadget id="calculator">1 / 6_000_000</gadget>
<output>1/6_000_000 = around 0</output>

<gadget id="calculator">15 / (1/6_000_000) / 100_000</gadget>
<output>900</output>

<result>900</result>