作者piwei (what happen)
看板GMAT
标题[计量] pp1-ps48
时间Fri Jun 13 00:23:55 2008
A certain city with a population of 132,000 is to be divided into 11 voting
districts, and no district is to have a population that is more than 10
percent greater than the population of any other disctrict. What is the
minimum possible poplation that the least population district could have?
Ans. 11,000
请问这题如何解阿?
Thanks
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1F：推 cmchen40:X+10*(1+10%)X=132000 X=11000 06/13 08:18
2F：→ piwei:有点不懂 为何其它的10个districts都是(1+10%)x 06/14 02:12
3F：→ piwei:阿 我了解了 请不用理我^^; 06/14 02:15