If our school saves 36 tons of water in 3 days, according to this calculation, how many tons of water can be saved in total this month?
我们学校如果3天节约用水36吨，照这样计算，这个月一共能节约用水多少吨？
<gadget id="calculator">36 / 3</gadget>
<output>12</output>

<gadget id="calculator">12 * 30</gadget>
<output>360</output>

<result>360</result>