题目信息
In a certain medical survey, 45 percent of the people surveyed had the type A antigen in their blood and 3 percent had both the type A antigen and the type B antigen. Which of the following is closest to the percent of those with the type A antigen who also had the type B antigen?
A:1.35%
B:6.67%
C:13.50%
D:15.00%
E:42.00%
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正确答案：
B:6.67%
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