Fair Result using unfair coin Puzzle
1,434.7K Views
How can you get a fair coin toss if someone hands you a coin that is weighted to come up heads more often than tails?
It will require some extra tosses, but you can get a fair result this way:
Always use two throws to determine the answer, a HH or TT throw is discarded.HT == Heads and TH == Tails
Your Answer
More puzzles to try-
Impossible Distribution
Two fathers and two sons decided to go to a shop and bought some sweets upon reaching. Each of them ...Read More »Mechanical Computer riddle
The Puzzlefry mechanical computer is a very sensitive device, it consists of interlocked toothed gear cogs. The largest Cog has ...Read More »Shoe Riddle
Who sleeps with their shoes on?Read More »Rope to Skip
Which is the rope you never skip with?Read More »What is the phrase?
What is the word or phrase?Read More »Blind Game!
Stacy has twelve black socks and twelve white socks in her drawer. In complete darkness, and without looking, how many socks ...Read More »2 Eggs and 100 floor Google Classic question
There is a building of 100 floors -If an egg drops from the Nth floor or above it will break. ...Read More »He Lives without Heart Puzzle
He does not have any heart but still, He manages to live. If you kill him, you will eventually die ...Read More »Relationship Riddle
A conversation between 2 people: A – “Hello. Is this XYZ?” B – “Yes. May I know who is this?” ...Read More »WHICH IS THE FAKE COIN
You have twelve coins. You know that one is fake. The only thing that distinguishes the fake coin from the ...Read More »Paintball Match Puzzle
Kohli and Dhoni decided to have a paintball match. Kohli told Dhoni, “Sir it is not right as you got ...Read More »Finding Password puzzle
There was some system error in a mailing website because of which passwords of some clients got changed. Here is ...Read More »Queen Contest in kingdom puzzle
A king has no sons, no daughters, and no queen. For this reason he must decide who will take the ...Read More »Coffee, milk, chocolate, mozzarella and jam for breakfast riddle
It’s 7 o’clock in the morning, you are still sleeping in bed and you hear your friends knocking at the ...Read More »Shoes Company Rebus Puzzle
What shoe company does this rebus represent?Read More »3 Dice rolls to get coins Puzzle
You play a game where you are allowed 3 dice rolls. If at any step you decided to end the ...Read More »Aisa janwar ka naam batao whatsapp puzzle
Whatsapp name an animal puzzle Hindi In English Aisa janwar ka naam batao jo bilkul kutte jaisa dikhta hai, lekin ...Read More »Can fly but not a bird riddle
He can not see yet he know you are there. He is not a cow but he is leather. He ...Read More »What word in the English language is always spelled incorrectly?
Guess whats the wordRead More »Band never play music
What kind of band never plays music?Read More »
Accenture Interview PuzzlesAdobe Interview PuzzlesAge RiddleAkbar Birbal PuzzlesAlgorithm PuzzlesAlphabet riddleAmazon Interview PuzzlesAnalytical MathematicsAptitude PuzzleBank PuzzlesBetting PuzzlesBrain TeasersCalendar PuzzlesCards PuzzlesChess Board PuzzleChess PuzzlesChristmas Puzzlecipher PuzzleCivil Services PuzzleClock time puzzleCognizant Interview PuzzlesCoins PuzzleComputational PuzzleconundrumCoronavirus PuzzleCoupondunia Interview PuzzleCritical Thinking Puzzledata analyticsData Structure Interview QuestionsDecode PuzzleDetective PuzzlesDice PuzzleDictionary Riddlesdifficult riddleEasy Math puzzlesEasy puzzlesEinstein puzzleEnglish RiddleFamily Tree Puzzlefamous puzzleFill in the blanks riddlesFinding Killer RiddlesFlipkart interview puzzlesFunny RiddlesGeneral KnowledgeGeographical PuzzleGoogle Code Jam 2014Google Interview PuzzlesGRE PuzzleHard Puzzle