ship departs from Port A at 9:15 and arrives at Port B at 14:15, traveling a total of 120 kilometers. How many kilometers does the ship sail on average per hour?
一艘轮船9时15分从甲港出发，14时15分到达乙港，共行驶了120千米，这艘轮船平均每小时航行多少千米﹖
<gadget id="calculator">120 / 5</gadget>
<output>24</output>

<result>24</result>