GMAT 考满分题库

Of the films Empty Set Studios released last year, 60% were comedies and the rest were horror films. 75% of the comedies were profitable, but 75% of the horror movies were unprofitable. If the studio made a total of 40 films, and broke even on none of them, how many of their films were profitable?
  • A18
  • B19
  • C20
  • D21
  • E22
正确答案: E

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