A train travels 126 kilometers per hour, and a car travels 42 kilometers per hour. How many times faster is the speed of the train than the car?
一列火车每小时行使126千米，一辆汽车每小时行使42千米，火车的速度是汽车的几倍？
<gadget id="calculator">126 / 42</gadget>
<output>3</output>

<result>3</result>