根据网考网考试中心的统计分析，以下试题在2018/1/14日MBA习题练习中，答错率较高，为：81%
【单选题】Candy hearts were marked down from 30% to 50% on Valentine's Day. The following day, candy hearts were marked down an additional 25%. What was the lowest cost of a candy heart that originally sold for $ 28
A．$7
B．$12.60
C．$14
D．$15.40
E．(E) $21
网考网参考答案：A，答错率：81%
网考网试题解析：
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