The distance between A and B is 495 kilometers. A train travels 225 kilometers from A to B in 5 hours. According to this speed, how many hours will it take for the rest of the journey?
甲乙两地相距495千米，一列火车从甲地到乙地5小时行了225千米，按照这样的速度，剩下的路程还需要几小时？
<gadget id="calculator">495 - 225</gadget>
<output>270</output>

<gadget id="calculator">225 / 5</gadget>
<output>45</output>

<gadget id="calculator">270 / 45</gadget>
<output>6</output>

<result>6</result>