Each person eats about 6 grams of salt per day. There are 240 people in a cafeteria, how many kilograms of salt are needed in April?
每人每天大约吃食盐6克．一个食堂有240人吃饭，四月份大约需要食盐多少千克？
<gadget id="calculator">30 / 1_000</gadget>
<output>3/100 = around 0.03</output>

<gadget id="calculator">6 * 240 * (3/100)</gadget>
<output>216/5 = around 43.2</output>

<result>216/5 = around 43.2</result>