A small car travels 120 kilometers per hour, which is 1/5 faster than a large car. How many kilometers does the cart travel per hour?
小汽车每小时行120千米，比大车快(1/5)．大车每小时行多少千米？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">120 / (6/5)</gadget>
<output>100</output>

<result>100</result>