SAT 数学题 拜托帮忙解决一下
每5人有一个空白的卡上写了一个正整数。如果这些整数的平均值是15,是最大可能的整数,可以是在其中一个卡?eachof5peoplehadablankcardonwhich...
每5人有一个空白的卡上写了一个正整数。如果这些整数的平均值是15,是最大可能的整数,可以是在其中一个卡?
each of 5 people had a blank card on which the wrote a positive integer . if the average of these integers is 15,what is the greatest possible integer that could be on one of the cards ? 这是原题 答案是71 展开
each of 5 people had a blank card on which the wrote a positive integer . if the average of these integers is 15,what is the greatest possible integer that could be on one of the cards ? 这是原题 答案是71 展开
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