There are 240 people eating in a cafeteria, and they eat about 108 kilograms of salt in a month (calculated on the basis of 30 days). How many grams of salt do each person eat per day?
一个食堂有240人吃饭，一个月(按30天计算)大约吃食盐108千克，每人每天大约吃食盐多少克？
<gadget id="calculator">108 * 1_000</gadget>
<output>108_000</output>

<gadget id="calculator">108_000 / 240 / 30</gadget>
<output>15</output>

<result>15</result>