Combinatorics

Practice problems for Combinatorics

• Total Handshakes Among Ten People
• Card Deck Comparison: Probability of Two Red Cards
• Mutilated Chessboard Domino Covering (Why Impossible)
• Probability Black Balls Are Not Adjacent
• Three Random Dots on Square Edges
• World Series: Probability of Going to 7 Games
• Colored Runs of Cards
• Expected Distinct Values in Sampling with Replacement