A bridge with a total length of 36 kilometers, how many centimeters should be drawn on a map with a scale of 1:500000.
一座大桥全长36千米，在比例尺1：500000的地图上应画多少厘米．
<gadget id="calculator">1 / 500_000</gadget>
<output>1/500_000 = around 0.000002</output>

<gadget id="calculator">36 * 100_000 * (1/500_000)</gadget>
<output>36/5 = around 7.2</output>

<result>36/5 = around 7.2</result>