问题
单项选择题
Mr. Kramer, the losing candidate in a two-candidate election, received 942, 568 votes, which was exactly 40 percent of all the votes cast．Approximately what percent of the remaining votes would he need to have received in order to have won at least 50 percent of all the votes cast ？（）
A．10%
B．12%
C．15%
D．17%
E．20%
答案
参考答案：D
解析：
该题中的942，568是无用的干扰信息。设他还需要从其余的选票中得到大约百分之32的选票，根据题意可得：
40%+(1-40%)x≥50%→x≥16.7%