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Probability› Equally Likely Outcomes› 3.3 Complements and 'At Least One'
Problem 3.37 ★★★Medium Coming soon

At Least One Couple Paired

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Section 3.3

Complements and 'At Least One' Toolkit
  1. 3.31De Méré's Problem
  2. 3.32How Many Trials for Confidence
  3. 3.33Product of Two Dice Divisible by Six
  4. 3.34Both Special Marbles Appear
  5. 3.35Range of Three Dice Equals Four
  6. 3.36Tower With Exactly Two Colours
  7. 3.37At Least One Couple Paired
  8. 3.38A Ball Drawn by Everyone
  9. 3.39The Birthday Problem
  10. 3.40Rolling Until a Repeat
  11. 3.41Free Sundae Birthday Line
  12. 3.42Waiting for Adjacent Birthdays
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