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If x is [img]ct_2image030[/img] percent more than y, then y is what percent less
If x is [img]ct_2image030[/img] percent more than y, then y is what percent less
游客
2025-02-24
17
管理
问题
If x is
percent more than y, then y is what percent less than x ?
选项
A、9%
B、10%
C、11%
D、12%
E、15%
答案
B
解析
本题的正确答案为(B)。由题意可得x=10y/9,因此y用x来表示为y=9x/10,所以y比x小l0%。对于这种题,做题时一定要按题干给出的关系写出x与y的关系式,找出两者之间相互的比例关系,得到正确答案。
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