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107
Questions
Tags
100 Factorial Digits
Medium
CalculusBrainteasers
100 Lights
Medium
Brainteasers
3 Heads 3 Tails I
Easy
Expected ValueProbability
3 Heads 3 Tails II
Medium
Expected ValueProbability
60 Heads
Easy
Limit TheoremsDiscrete Random VariablesContinuous Random VariablesProbability
7 Multiple
Easy
GamesConditional ProbabilityProbability
Always Profit I
Easy
FinanceBrainteasers
Always Profit II
Easy
Brainteasers
Baby Boy
Easy
Conditional ProbabilityProbability
Bad Bagel
Easy
Expected ValueConditional ExpectationProbability
Balanced Beans I
Easy
Brainteasers
Basic Dice Game I
Easy
Expected ValueConditional ExpectationProbability
Basic Dice Game II
Medium
Expected ValueProbability
Battery Light Bulb
Hard
⭐ RealBrainteasersCombinatorics
Bet Size I
Easy
FinanceFinance
Better in Red I
Medium
Expected ValueProbability
Better in Red II
Medium
Expected ValueProbability
Big Bubble II
Easy
CalculusPure Math
Bridge Annie Train
Medium
⭐ RealBrainteasersAlgebra
Bridge Crossing
Easy
Brainteasers
Card Bet Higher
Easy
⭐ RealProbabilityExpected Value
Card Turner
Medium
Expected ValueDiscrete Random VariablesProbability
Card Up
Easy
Expected ValueProbability
Cheater
Easy
Conditional ProbabilityProbability
Cheese Lover III
Easy
Continuous Random VariablesLimit TheoremsProbability
Circular Birthdays
Easy
CombinatoricsProbability
Comparing Flips II
Medium
Expected ValueConditional ExpectationDiscrete Random VariablesProbability
Complementary Dice
Easy
Conditional ProbabilityGamesProbability
Confident Double Heads
Easy
Conditional ProbabilityProbability
Contracts and Options IV
Easy
Conditional ExpectationProbability
Contracts and Pricing I
Easy
ExpectationProbability
Cube Colorer
Easy
Conditional ProbabilityProbability
Dinner at Dorsia
Medium
Continuous Random VariablesEventsProbability
Dog Days
Easy
Conditional ProbabilityConditional ExpectationProbability
Double Bet Threshold
Medium
⭐ RealExpected ValueGame Theory
Doubly 5 II
Medium
Discrete Random VariablesConditional ProbabilityProbability
Egg Toss Final
Hard
⭐ RealProbabilityGame TheoryExpected Value
Estimating Pi
Medium
Expected ValueLimit TheoremsProbability
Even Product Dice
Easy
⭐ RealExpected ValueProbabilityDice
Extra Coin
Easy
Conditional ProbabilityDiscrete Random VariablesProbability
Factorial Zeros
Easy
Brainteasers
Ferry Stops
Easy
Brainteasers
Fish Capture
Easy
Brainteasers
Five Card Token
Easy
⭐ RealExpected ValueProbability
Football Bets
Easy
Conditional ProbabilityGamesConditional ExpectationProbability
Friendly Competition
Easy
Conditional ProbabilityProbability
Gemstone Contract Value
Medium
⭐ RealExpected ValueProbability
Gold Coin Other Box
Easy
⭐ RealProbabilityBayesianBrainteasers
Golden Pancakes
Easy
Conditional ProbabilityProbability
HTH Before HHT
Hard
⭐ RealProbabilityMarkov ChainsBrainteasers
In Between Card Game
Hard
⭐ RealExpected ValueGame TheoryProbability
Investment Arbitrage
Easy
ArbitrageFinance
Kiddie Pool
Easy
Brainteasers
Land Value Expected
Easy
⭐ RealExpected ValueProbability
Lawn Teamwork
Easy
Brainteasers
Leaked IP
Easy
Conditional ProbabilityProbability
Leg Count
Easy
Brainteasers
Lily Pad Thousand
Easy
⭐ RealBrainteasersAlgebra
Lily Pads I
Easy
Brainteasers
Loaded Die Prob Four
Easy
⭐ RealProbabilityDice
Maximize Head Ratio I
Easy
Discrete Random VariablesGamesBrainteasers
Median Roll
Easy
Expected ValueProbability
Meek Mill
Easy
Conditional ProbabilityProbability
Modified Even Coins
Easy
Conditional ProbabilityProbability
Odd Before Even
Easy
Conditional ProbabilityCombinatoricsProbability
Odd Sum Card Bet
Medium
⭐ RealProbabilityExpected ValueCombinatorics
Oil Profits I
Easy
GamesExpected ValueProbability
Optimal Bidders II
Medium
Continuous Random VariablesExpected ValueProbability
Option Dice I
Easy
Expected ValueFinanceFinance
Option Dice III
Medium
FinanceGamesFinance
Paired Pumpkins I
Easy
Linear AlgebraBrainteasers
Poison Wine Prisoners
Medium
⭐ RealBrainteasersCombinatorics
Prime Pair
Easy
CombinatoricsConditional ProbabilityProbability
Primes and Composites
Easy
Expected ValueProbability
Probability Discussion
Medium
Continuous Random VariablesProbability
Probability of Unfair Coin I
Easy
Conditional ProbabilityProbability
Probability of Unfair Coin II
Easy
Conditional ProbabilityProbability
Pulling Cards in Order
Easy
CombinatoricsProbability
Queen First
Easy
CombinatoricsExpected ValueProbability
Rain Insurance EV
Easy
⭐ RealExpected ValueProbability
Ranged Max
Easy
Continuous Random VariablesProbability
Real or Fake Bills
Medium
⭐ RealExpected ValueGame Theory
Replacement Orbs
Easy
Expected ValueProbability
Resell Painting
Easy
Expected ValueGamesProbability
River Boat Width
Medium
⭐ RealBrainteasersAlgebra
River Swimmer Width
Medium
⭐ RealBrainteasersAlgebra
Roll Until Six
Easy
⭐ RealExpected ValueProbabilityGeometric Distribution
Same Heads
Easy
Probability
Short Wood
Hard
Continuous Random VariablesProbability
Signed Correlation
Easy
CovarianceStatistics
Soccer Bets
Easy
FinanceProbability
Son Car Salary
Easy
⭐ RealBrainteasersAlgebra
Stone Ripple
Easy
CalculusPure Math
Sum Six Two Dice
Easy
⭐ RealProbabilityDice
Taylor Sum
Medium
CalculusPure Math
The Last Roll
Easy
Brainteasers
Three Coin Bayes
Medium
⭐ RealProbabilityBayesian
Three Repeat I
Easy
CombinatoricsProbability
Three Urns Red Blue
Hard
⭐ RealProbabilityBayesianStatistics
Two Consecutive Heads
Medium
⭐ RealExpected ValueProbabilityMarkov Chains
Two Dice vs One Dice
Medium
⭐ RealProbabilityDiceCombinatorics
Two Urns Bayes
Easy
⭐ RealProbabilityBayesian
Up or Down
Easy
Brainteasers
View All Sides
Easy
Expected ValueDiscrete Random VariablesProbability
Water Balloon No Comm
Medium
⭐ RealProbabilityGame TheoryOptimization
Water Balloon Strategy
Hard
⭐ RealProbabilityGame TheoryOptimization
Windless Mile
Easy
Brainteasers
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