A car travels 78 kilometers per hour, which is 6.5 times the speed of a bicycle. How many miles per hour does this bike travel?
一辆汽车每小时行78千米，是一辆自行车速度的6.5倍．这辆自行车每小时行多少千米？
<gadget id="calculator">78 / 6.5</gadget>
<output>12</output>

<result>12</result>