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1. A certain city with a population of 132000 is to be divided into 11 voting districts, and no district is to have a population that is more than 10% greater than any other district.What is the minimum possible population that the least populated district could have? A10700 B10800 C10900 D11000 E11010 (虽然我做正确了但是不知道思路对不对求大牛给过程)
2.Before being simplified, the instructions for computing income tax in Country R were to add 2% of one's annual income to the average (arithmatic mean) of 100 units of Country R's currency and 1 percent of one's annual income. Which of the following represents the simplified formula for computing the income tax, in Country R's currency, for a person in that country whose annual income is I. 答案是50+I/40(求翻译高亮部分 并且给出过程啊)
坐等牛牛们!!!拜托啊
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