Two ships are moving towards each other from two ports that are 365 kilometers apart. The passenger ship travels 48 kilometers per hour, and the cargo ship travels 45 kilometers per hour.
两艘轮船从相距365千米的两港相对而行，客轮每小时行48千米，货船每小时行45千米，客轮先行86千米后，货轮出发，几小时相遇？
<gadget id="calculator">365 - 86</gadget>
<output>279</output>

<gadget id="calculator">48 + 45</gadget>
<output>93</output>

<gadget id="calculator">279 / 93</gadget>
<output>3</output>

<result>3</result>