A plane takes off from Xiamen at 11:30 am and arrives at Qingdao Airport at 2:30 pm. It is known that the flight range from Xiamen to Qingdao is 2250 kilometers, how many kilometers does this plane fly on average per hour?
一架飞机上午11：30分从厦门起飞，下午2：30到达青岛机场．已知厦门到青岛的航程为2250千米，这架飞机平均每小时飞行多少千米？
<gadget id="calculator">2_250 / 3</gadget>
<output>750</output>

<result>750</result>