If the car travels 360 kilometers in the morning and 270 kilometers in the afternoon at the same speed, and travels 2 hours longer in the morning than in the afternoon, how many kilometers does the car travel per hour?
汽车以同样的速度上午行360千米，下午行270千米，上午比下午多行2小时，汽车每小时行多少千米？
<gadget id="calculator">360 - 270</gadget>
<output>90</output>

<gadget id="calculator">90 / 2</gadget>
<output>45</output>

<result>45</result>