GMAT 考满分题库

Magoosh - 数学PS - 264
The probability is 0.6 that an "unfair" coin will turn up tails on any given toss. If the coin is tossed 3 times, what is the probability that at least one of the tosses will turn up tails?
  • A0.064
  • B0.36
  • C0.64
  • D0.784
  • E0.936
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正确答案: E

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