Brain Teasers
Underwear
Every Tuesday evening Anthony Chubala drives up to his cottage to visit his wife Courtney B. On these weekly visits he drops off the clean clothes and picks up the dirty laundry. Since Courtney B. changes her underwear each morning, what is the minimum number of pairs of underwear she can own?
Answer
15. Every Tuesday Courtney B. receives seven pairs of underwear and also leaves seven for Anthony to wash. That equals 14, plus the pair she is wearing.Hide Answer Show Answer
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