A passenger car travels 220 kilometers from place A to place B in 4 hours. At this speed, it takes 8 hours to travel from place A to place B. How many kilometers are there between places A and B?
一车客车从甲地开往乙地，4小时行220千米，照这样的速度，从甲地到乙地需要行8小时，甲乙两地相距多少千米？
<gadget id="calculator">220 / 4</gadget>
<output>55</output>

<gadget id="calculator">55 * 8</gadget>
<output>440</output>

<result>440</result>