Face card or heart
Draw one card from a standard 52-card deck. What is the probability it is a face card (Jack, Queen, or King) or a heart? Give a decimal to four places.
Show hints (2)+
- There are 12 face cards (J/Q/K × 4 suits), not 3.
- Inclusion–exclusion: subtract the 3 heart face cards counted twice.
Answer
Reveal answer →Final answer
0.4231 (± 0.005)
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Asked at: Timed Mental-Math & Sequences, Options Market-Making