The distance from A to B is 24 kilometers. It takes 4 hours to walk, but only 1.6 hours to ride a bicycle. How many times does the speed per hour of cycling be faster than that of walking?
甲地到乙地共24千米，步行要4小时，骑自行车只需1.6小时，骑自行车每小时的速度是步行的多少倍？
<gadget id="calculator">4 / 1.6</gadget>
<output>2.5</output>

<result>2.5</result>