The school sports training team drank 90 bottles of mineral water in 3 days. According to this calculation, there are still 180 bottles of mineral water. How many days can they drink?
学校体育训练队3天喝了90瓶矿泉水，照这样计算，还有180瓶矿泉水，还能喝几天？
<gadget id="calculator">90 / 3</gadget>
<output>30</output>

<gadget id="calculator">180 / 30</gadget>
<output>6</output>

<result>6</result>