机车是男人的浪漫语录:英语的计算题目.高手来~
来源:百度文库 编辑:高校问答 时间:2024/10/03 14:13:32
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 eating a bowl of meat.They need 52bowls.How many people are there?
题目说四人一碗水,二人一碗米,三人一碗肉,总共52个碗
设总共x人,则
x/4+x/2+x/3=52
解得 x=48
条件好象不全啊?52-4-3-2=43?不知道对不对