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标题: 问一道PREP的数学题。。 [打印本页]

作者: ddwantsmba 时间: 2010-4-16 07:09 标题: 问一道PREP的数学题。。

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.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?

50+I/200 50+3I/100 50+I/40 100+I/50 100+3I/100

答案是中间那个。。没有看懂题目的意思啊。。汗。。谢谢各位哦

作者: Phlypig 时间: 2010-4-16 17:12

感觉prep的题比ＯＧ难很多呀

作者: painsper 时间: 2010-4-16 21:34

0.02I+(100+0.01I)/2

个人收入的百分之2加上100单位货币与个人收入的百分之1的平均数

作者: franker 时间: 2010-4-17 08:45

add(2%of one's annual income) to (average of((100units))and((1%of annual income)))
这个句子太长，要找 add a to b 以及average of a and b

作者: ddwantsmba 时间: 2010-4-17 22:16

谢谢，~（看来阅读还是不行。。）

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