A food processing factory has 135 tons of rice. If a car with a load of 7.5 tons is used to transport all of it at one time, how many such cars are needed?
某食品加工厂有135吨大米，如果用载重7.5吨的汽车一次全部运走，需要多少辆这样的汽车？
<gadget id="calculator">135 / 7.5</gadget>
<output>18</output>

<result>18</result>