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题目
Peter and John had a picnic.Peter ate half of the cakes.Then John ate half of the remaining cakes and three moor.There were no cakes left.How many cakes did they take to the picnic?

提问时间:2020-12-10

答案
Peter吃了一半,John吃了剩下的一半,即吃了四分之一,再吃三个就没有了,这三个就是最后剩下的四分之一,所以应该是带了12个蛋糕
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