The expressway from Beijing to Beidaihe has a total length of 264.6 kilometers. If a passenger car travels 189 kilometers in 2 hours, how long will it take to drive from Beijing to Beidaihe?
北京通往北戴河的高速公路全长264.6千米，如果一辆2小时行189千米的客车，从北京开往北戴河要几小时？
<gadget id="calculator">189 / 2</gadget>
<output>189/2 = around 94.5</output>

<gadget id="calculator">264.6 / (189/2)</gadget>
<output>2.8</output>

<result>2.8</result>