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Four fair coins are tossed together. What is the probability of getting at most one head?

Competition practiceData & Probability
  • A1/16
  • B1/4
  • C5/16
  • D11/16

Step-by-Step Solution

Total outcomes = . Zero heads happens in 1 way and exactly one head in 4 ways, so favourable = 5. Probability = 5/16.
Answer: C) 5/16

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