The distance between A and B is 360 kilometers, and a car (5/4) travels the whole journey (5/18) in an hour. Calculated in this way, how many kilometers does this car travel on average per hour?
甲、乙两地相距360千米，一辆汽车(5/4)小时行了全程的(5/18)，在这样计算，这辆汽车平均每小时行多少千米？
<gadget id="calculator">5 / 18</gadget>
<output>5/18 = around 0.277778</output>

<gadget id="calculator">5 / 4</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">(5/18) / (5/4)</gadget>
<output>2/9 = around 0.222222</output>

<gadget id="calculator">1 / (2/9)</gadget>
<output>9/2 = around 4.5</output>

<gadget id="calculator">360 / (9/2)</gadget>
<output>80</output>

<result>80</result>