条件1,成立.
条件2 很直白,我喜欢. 成立.
大家随便看看...有问题使劲拍...并且请后来同学补充,若是出现题目错误,请大家无情地拍.(狗主人解答)
169.There are 200 apples include both good ones and bad ones. We know there is 46 bad apples, what's the ratio of good apples and bad apples.
We need to cut a cube into small cubes, what's the least possible number of cubes we can get.
我选的A, 4个, 不知道对不对。
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