一道SAT数学题,at a certain hospital,89 children were born in the
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一道SAT数学题,
at a certain hospital,89 children were born in the month of June.If more children were born on the fifteenth of June than on any other day in June.What is the least number of children that could have been born on the fifteenth of June.
我的答案是45,标准答案说是4,是我理解错了还是答案错了?
题目中有说明每天都有孩子出生吗?
at a certain hospital,89 children were born in the month of June.If more children were born on the fifteenth of June than on any other day in June.What is the least number of children that could have been born on the fifteenth of June.
我的答案是45,标准答案说是4,是我理解错了还是答案错了?
题目中有说明每天都有孩子出生吗?
他不是问你15号那天最少要生多少个才能一定比其他每一天生的都多.而是15号生的baby最少的是多少就可以满足比其它每一天都多.这是一种可能性.所以就是这天最少要生4个.剩下的每一天生3个,有一天生1个.只有这种情况下15号生的baby比其它每天都多 而且也达到最小值
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