标题: 请教PREP里的一道数学题 [打印本页] 作者: FLOWERHEARTLR 时间: 2010-11-4 18:10 标题: 请教PREP里的一道数学题 BEFORE BEING SIMPLIFIED, THE INSTRUCTIONS FOR COMPUTING IMCOME 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 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 PRESON IN THAT COUNTRY WHOSE ANNUAL INCOME IS I ? 答案是:50+I/40 这题题干都读不懂,请高人指点。。。作者: FLOWERHEARTLR 时间: 2010-11-4 18:19
自己顶顶,拜托了作者: chris2928 时间: 2010-11-4 18:23
诶?。。。。 我列出来的式子是 2%*I+(100+1%*I)/2 化简下来是 50+I/4 还是不对啊。。。作者: FLOWERHEARTLR 时间: 2010-11-4 18:32
非常感谢,但是题目问的是这个WHICH OF THE FOLLOWING REPRESENTS THE SIMPLIFIED FORMULA FOR COMPUTING THE INCOME TAX? 我总觉得问的是简化后的呢。。。作者: jedilxl 时间: 2010-11-5 00:22
题目就是让你化简公式呀