重生空间之农家地主婆:想一想。算一算

来源：百度文库 编辑：中科新闻网 时间：2024/07/11 00:38:44
a lot of people are having lunch in a big room.Four people are drinking a bowl of water.Two are eating a bowl of rice.Three are eatinga bowl of meat.They need 52bowls.How many people are there?

x/4 + x/3 + x/2 =52
then, (3x + 4x + 6x)/ 12=52
13x/12=52
x=48

So, there are 48 people in the room.

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