The car travels 80 kilometers per hour, which is (2/3) the speed of the train. How many kilometers per hour does the train travel?
汽车每小时行80千米，是火车速度的(2/3)，火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>