If a car travels 210 kilometers in 3.5 hours, how many hours will it take to travel 318 kilometers at this speed?
一辆汽车3.5小时行了210千米，照这样的速度行驶318千米，需要多少小时？
<gadget id="calculator">210 / 3.5</gadget>
<output>60</output>

<gadget id="calculator">318 / 60</gadget>
<output>53/10 = around 5.3</output>

<result>53/10 = around 5.3</result>