标题: 黄皮书上的一道题，和数学有关，不好理解 [打印本页] 作者: haonan15110 时间: 2010-7-4 17:16 标题: 黄皮书上的一道题，和数学有关，不好理解 The 38 corporations that filed United States income tax returns showing a net income of more than $100 million accounted for 53 percent of the total taxable income from foreign sources reported on all tax returns. Sixty percent of the total taxable income from foreign sources came from the 200 returns reporting income from 10 or more countries. if the statement above are true, which of the following must also be true? a) most of the total taxable imcome earned by corporations with net income above $100 million was earned from foreign sources. b) wealthy individuals with large personal imcomes reported 47 percent of the total taxable income from foreign sources. c) income form foreign sources amounted to between 53 and 60 percent of all reported taxable income. d) some of the corporations with net income above $100 million reported income from 10 or more countries. e) most of the tax returns showing income from 10 or more countries reported net income of more than $100 million.作者: dorothyyy 时间: 2012-4-24 18:51
上来搜这道题目的解释，结果木有人回复么...囧啊...