2. 外语
  3. Camille’s average on her 6 math tests this marking period is 7Fortunately for Camille, her teacher drops each student’s lowest g

Camille’s average on her 6 math tests this marking period is 7Fortunately for Camille, her teacher drops each student’s lowest g

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问题 Camille’s average on her 6 math tests this marking period is 7Fortunately for Camille, her teacher drops each student’s lowest grade, and this raises her average to 8What was her lowest grade?
选项 A、20
B、25
C、30
D、40
E、50
答案B
解析
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