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试题详情
(Moving Sets --- Mixture)
The table gives three factors to be considered when choosing an Internet service provider
and the percent of the 1,200 respondents to a survey who cited that factor as important. If
30 percent of the respondents cited both “user-friendly” and “fast response time,” what is
the maximum possible number of respondents who cited “bargain prices,” but neither
“user-friendly” nor “fast response time?”
The table gives three factors to be considered when choosing an Internet service provider
and the percent of the 1,200 respondents to a survey who cited that factor as important. If
30 percent of the respondents cited both “user-friendly” and “fast response time,” what is
the maximum possible number of respondents who cited “bargain prices,” but neither
“user-friendly” nor “fast response time?”答案：A