PuzzlesLast Updated : 17 Feb, 2023ReadDiscussCoursesPractice Problems on PuzzlesRecent articles on PuzzlesWhat is a Puzzle?A puzzle is a game, problem, or piece of information about any facts, clues, etc., that tests a person’s ingenuity or knowledge. A person is required to put pieces or the given information together in a logical way to arrive at the answer.Puzzles check the intellect, common sense, knowledge, awareness, logic and reasoning ability of a person. Crossword puzzles, word-search puzzles, number puzzles, relational puzzles, and logic puzzles are different genres of puzzles. The academic study of puzzles is enigmatology.We at GeeksforGeeks have tried to cover all the reasoning questions, which are asked in competitive exams. We have provided tips and tricks to solve maximum questions in less time. By solving puzzles regularly at GeeksforGeeks, you would be able to master your reasoning and crack your desired examination.Types of PuzzlesReasoning or Puzzles can be divided into four parts as per a common examination pattern:AnalyticalLogicalShape and ArrangementMechanicalTopics :Analytical / Mathematical PuzzlesLogical PuzzlesArrangement PuzzlesShape based PuzzlesMechanical PuzzlesQuick LinksAnalytical / Mathematical Puzzles:S.No.Puzzle TitleAsked in Company1Find ages of daughtersGoogle, Microsoft2Calculate total distance travelled by beeYahoo3Puzzle – 6×6 Grid: How Many Ways?Amazon, Zoho4Monty Hall problemVMWare5Torch and BridgeGoogle, Microsoft62 Eggs and 100 FloorsVMWare7Maximize the probability of White BallAmazon8Poison and RatAmazon9Hourglasses PuzzleBank of America, Yahoo10The ratio of Boys and Girls in a Country where people want only boysGoogle, Goldman Sachs11Car Wheel PuzzleMakeMytrip12Maximum ChocolatesInfosys, MakeMytrip13Puzzle | Splitting a Cake with a Missing Piece in two equal portionAlcatel-Lucent, Cognizant14Rs 500 Note PuzzleCAT, UPSC15Girl or BoyAmazon16Know Average Salary without Disclosing Individual SalariesInfosys, Bloomberg.17Maximum run in cricketFAANG18Completion of TaskReflexis Systems19Find missing Row in Excelphilips20Four People on a Rickety BridgeJumbotail, SAP21Man fell in well PuzzleAmerican Express2250 red marbles and 50 blue marblesGoogle, Microsoft, JP morgan chase23Puzzle | Form Three Equilateral TrianglesGoogle2410 identical bottles of pillsZS Associate25Puzzle | Maximum pieces that can be cut from a Circle using 6 straight linesTCS26Chain Link Puzzlecognizant27The shopkeeper and the lady who made a purchase of Rs 200 with fake notePersistent Systems28Egg Dropping Puzzle with 2 Eggs and K FloorsGoogle, Microsoft29Minimum number of Apples to be collected from trees to guarantee M red applesLeetcode30Snail and WallTCS311000 light bulbs switched on/off by 1000 people passing byUK university interview32Puzzle | Four Alternating KnightsAmazon, Google33TCS DIGITAL PUZZLE | Lateral Thinking 2TCS34Puzzle | 100 Cows And MilkZS35Puzzle | One Mile on the GlobeMicrosoft36TCS DIGITAL PUZZLE | Lateral ThinkingTCS37Puzzle | The Counters and BoardJP-morgan38Camel and Banana PuzzleAmazon, Yahoo39Puzzle | (Six Matches , Right Foot Forward)TCS40How much he had initially?IAS interview question41Puzzle | 3 cuts to cut round cake into 8 equal piecesAdobe, Citius Tech, Cognizant, blackrock42Two Creepers Climbing a TreeAdobe, Google, Microsoft Recent articles on Analytical/mathematical puzzles Logical Puzzles:S.No.Puzzle TitleAsked in Company1Pay an employee using a gold rod of 7 units ?FAANG, Ola cabs2Find the fastest 3 horsesAccolite, Goldman Sachs, MakeMyTrip3Finding the injection for AnesthesiaGoogle, Yahoo43 Bulbs and 3 SwitchesMakeMyTrip, Qualcomm5Camel and Banana PuzzleAmazon, Yahoo6Find the Jar with contaminated pillsMakeMyTrip7100 Prisoners with Red/Black HatsGoogle, Microsoft810 Coins PuzzleGoogle, Yahoo9Strategy for a 2-Player Coin GameTCS105 Pirates and 100 Gold CoinsMicrosoft11Minimum cut PuzzleAmazon12Prisoner and Policeman PuzzleMicrosoft13Puzzle – Cheating HusbandMicrosoft, Google14Puzzle – Blind GamesBloomberg L.P.15Puzzle – Chameleons go on a dateAmazon16Heaven and HellAmazon, Infosys17Mislabeled JarsGoogle, Microsoft188 balls problemMicrosoft, Simence19Cheryl’s Birthday Puzzle and SolutionFacebook, Whatsapp, Singapore math Olympic20Puzzle – The Lion and the UnicornThe Access Group (UK), TCS21Farmer, Goat, Wolf, and CabbageInfosys22Water Jug ProblemWells Fargo23Blind man and PillsMentor Graphics24The Burning CandlesWipro25Puzzle | The Burning CandlesWipro, IBM, TCS26Rat and Poisonous Milk BottlesGoogle27Measuring 6L water from 4L and 9L bucketsMicrosoft28Six Houses P, Q, R, S, T, and UCAT Quiz29Melting CandlesFaang30Red Hat vs Blue HatMicrosoft31Puzzle | Joint family of seven persons (L, M, N, O, P, Q, and R)TCS32Puzzle | The Circle of LightsMicrosoft, Bloomberg33Puzzle | 9 Students and Red Black HatsGoogle34Light all the bulbsMicrosoft, Bloomberg35Distribute the WaterMicrosoft36Puzzle | Can 2 persons be with same number of hairs on their heads?oppo, inflame37Weight of Heavy BallIBM Recent articles on Logical puzzles Arrangement Puzzles:S.No.Puzzle TitleAsked in Company110 Coins PuzzleGoogle, Yahoo2Days of the month using 2 diceMicrosoft3Tic Tac Toe PuzzleAmazon4Matchstick PuzzleKirloskar Brothers, SLB5Last Palindrome Date Before 10/02/2001Amazon610 identical bottles of pillsZS Associate710 Balls in 5 LinesPublicis Sapient8Round table coin gameElectrifAi9Puzzle | The Circle of LightsMicrosoft, Bloomberg Recent articles on Arrangement puzzles Shape based Puzzles:S.No.Puzzle TitleAsked in Company13 cuts to cut the round cake into 8 equal piecesAdobe, Citius Tech, Cognizant2Chessboard and dominosGoogle3Puzzle 36 | (Matchstick Puzzle)SLB4Maximum pieces that can be cut from a Circle using 6 straight linesTCS5Splitting a Cake with a Missing Piece in two equal portionSAP63 Ants and TriangleIntuit, ZS Associate, EXL Recent articles on Shape based puzzles Mechanical Puzzles:Algorithm to solve Rubik’s CubeCrossword Puzzle Of The Week #1 (for DSA)Crossword Puzzle Of The Week #2 (for Computer Science and Applications)Crossword Puzzle Of The Week #3 (for Database and Queries)Crossword Puzzle Of The Week #4 (for Object Oriented Programming)Quick Links :‘Practice Problems’ on PuzzlesRecent Puzzles!If you like GeeksforGeeks and would like to contribute, you can also write an article and mail your article to review-team@geeksforgeeks.org. 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