From A to B, if you travel 16 kilometers per hour by bicycle, you can get there in 4 hours. If you only need 2 hours by car, how many kilometers per hour will the car travel?
从甲地到乙地，如果骑自行车每小时行驶16千米，4小时可以到达，如果乘汽车只需要2小时，汽车每小时行驶多少千米？
<gadget id="calculator">4 / 2</gadget>
<output>2</output>

<gadget id="calculator">16 * 2</gadget>
<output>32</output>

<result>32</result>