A train (3/4) travels 180 kilometers in an hour. According to this calculation, it takes 2 hours to travel from A to B. How many kilometers is the length of the railway between A and B?
一列火车(3/4)小时行180千米，照这样计算，从甲地到乙地要行2小时，甲、乙两地铁路长多少千米？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">180 / (3/4)</gadget>
<output>240</output>

<gadget id="calculator">240 * 2</gadget>
<output>480</output>

<result>480</result>