GMAT Prep中的一道数学题,没看懂,
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GMAT Prep中的一道数学题,没看懂,
Before being simplified,the instructions for computing income tax in Country R were to add 2 percent of one's annual income to the average (arithmetic mean) of 100 units of Country R's currency and 1 percent of one's annual income.Whick 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
50+I/40.题目也看不懂.
Before being simplified,the instructions for computing income tax in Country R were to add 2 percent of one's annual income to the average (arithmetic mean) of 100 units of Country R's currency and 1 percent of one's annual income.Whick 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
50+I/40.题目也看不懂.
![GMAT Prep中的一道数学题,没看懂,](/uploads/image/z/7844078-38-8.jpg?t=GMAT+Prep%E4%B8%AD%E7%9A%84%E4%B8%80%E9%81%93%E6%95%B0%E5%AD%A6%E9%A2%98%2C%E6%B2%A1%E7%9C%8B%E6%87%82%2C)
在简化之前,R国的个人所得税=个人年收入的2%+个人收入1%与100单位R国货币的平均值,100单位R国货币就当做是“元”,那就是 个人所得税=2%I+(1%I+100)/2 简化一下就是楼主的答案了