Uncle Li drove a car from A to B, and traveled 180 kilometers in the first 2 hours. At this speed, it will take 5 hours to travel from A to B. How many kilometers are there between A and B? (answer with ratio)
李叔叔驾驶一辆小汽车从甲地开往乙地，前2小时行了180千米，照这样的速度，从甲地到乙地一共要用5小时，甲乙两地相距多少千米？(用比例解答)
<gadget id="calculator">180 / 2</gadget>
<output>90</output>

<gadget id="calculator">90 * 5</gadget>
<output>450</output>

<result>450</result>