5.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 of 100 units of Country R’s currency and 1percent 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? A.50+I/100 B.50+3I/100 C.50+I/40 D.100+I/50 E.100+3I/100 =================================== Very possible, the answer is C. -- by 会员 yayafl (2011/1/13 12:07:10)
I've known the answer now. But I still don't know how that answer be drawn out。。。 |