The speed of a car is 120 km/h, and the speed of a truck is (5/6) that of a car and (5/4) that of a passenger car. How many kilometers does the passenger car travel per hour?
一辆轿车的速度是120千米/时，卡车的速度是轿车的(5/6)，同时又是客车的(5/4)，客车每小时行多少千米？
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

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

<gadget id="calculator">(5/6) / (5/4)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">120 * (2/3)</gadget>
<output>80</output>

<result>80</result>