A bus and a small bus leave Beijing for Shanghai at the same time. A bus travels 80 kilometers per hour, and the speed is (2/3) that of a small bus. How many kilometers does the car travel per hour?
一辆大客车和一辆小客车同时从北京出发开往上海．大客车每小时行80千米，速度是小客车的(2/3)．小客车每小时行多少千米？
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

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

<result>120</result>