A car can travel 18 kilometers in 0.2 hours. How many hours will it take to travel 135 kilometers from Beijing to Tianjin at this speed?
一辆汽车0.2小时可以行驶18千米，照这样的速度从北京到天津行驶135千米，需要多少小时？
<gadget id="calculator">18 / 0.2</gadget>
<output>90</output>

<gadget id="calculator">135 / 90</gadget>
<output>3/2 = around 1.5</output>

<result>3/2 = around 1.5</result>