GRE考试

【单选题】An investor wants to sell some of the stock that he owns in Micro Tron andDynacoCorporations. He can sell Micro Tron stock for $ 36 per share, and he can sellDynaco stock for $ 52 per share. If he sells 300 shares altogether at an average price per share of $40, how many shares ofDynaco stock has he sold

A、52 B、75 C、92
D、136 E、184

网考网参考答案：B
网考网解析：
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