The road between City A and City B is 960 kilometers long, and 330 kilometers have been traveled. The rest will take 9 hours to complete. How many kilometers per hour on average?
A城与B城之间的公路长960千米，已经走了330千米，剩下的要9小时行完，平均每小时行多少千米？
<gadget id="calculator">960 - 330</gadget>
<output>630</output>

<gadget id="calculator">630 / 9</gadget>
<output>70</output>

<result>70</result>