A long-distance bus departs from Nanjing Bus Station at 9:00 am and arrives at Shanghai Station at 2 pm. If this car travels 78 kilometers per hour, how many kilometers is it from Nanjing to Shanghai?
一辆长途客车早上9：00从南京汽车站出发，下午2时到上海站．如果这辆车每小时行驶78千米，那么南京到上海大约多少千米？
<gadget id="calculator">14 - 9</gadget>
<output>5</output>

<gadget id="calculator">78 * 5</gadget>
<output>390</output>

<result>390</result>