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Puzzles for ludology class


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Puzzles for ludology class

  2. 2. Puzzle 1 <ul><li>There is a horse. A says, “It is not black&quot;. B says, &quot;It is either brown, or gray&quot;. Charlie says &quot;I know it is brown&quot;. At least one is right and at least one is wrong. What is the color of the horse if the color is one of the above? </li></ul>
  3. 3. Solution to Puzzle 1 <ul><li>Gray, B’s statement is the only statement that meets the requirements. </li></ul>
  4. 5. Puzzle 2 <ul><li>There are two towns, A and B. </li></ul><ul><li>A guard sits on the bridge between A and B (the only connection point) </li></ul><ul><li>It takes 10 minutes to cross the bridge, but the guard sleeps in 5 minute intervals. </li></ul><ul><li>You try to cross, but halfway over he wakes, and yells: “Where are you going?”. You say: “I’m from town A, can I get to town B?” but he refuses. </li></ul><ul><li>How can you cross? </li></ul>
  5. 6. Solution to Puzzle 2 <ul><li>Lie: Say I’m from town B, can I get to town A. He will send you to town A. </li></ul>
  6. 7. Puzzle 3 <ul><li>In a race, if you overtake the second position driver before the race is over, where will you place? </li></ul>
  7. 8. Solution to Puzzle 3 <ul><li>Second </li></ul>
  8. 9. Puzzle 4 <ul><li>Mr Red, Mr Blue and Mr White meet up, all wearing ties that are red, blue and white. </li></ul><ul><li>Mr Red says: “We’re all wearing ties that do not correspond with our names!” </li></ul><ul><li>The person wearing the blue tie says: You’re right! </li></ul><ul><li>Who is wearing what colour tie? </li></ul>
  9. 11. Solution to Puzzle 4 <ul><li>Mr Red: White Tie </li></ul><ul><li>Mr Blue: Red Tie </li></ul><ul><li>Mr White: Blue Tie </li></ul><ul><li>Since Mr Red is not the one with the blue tie. </li></ul>
  10. 12. Puzzle 5 <ul><li>Move two matches to create 7 squares </li></ul>
  11. 13. Solution to Puzzle 5
  12. 14. Puzzle 6 <ul><li>Draw this shape without lifting your pencil off the page. </li></ul>
  13. 15. Puzzle 7 <ul><li>Move one matchstick so the donkey faces a different direction. </li></ul>
  14. 16. Solution to Puzzle 1 <ul><li>Move so donkey faces this way </li></ul>
  15. 17. Puzzle 8 <ul><li>You have a 5 gallon jug and a 3 gallon jug. How do you get four gallons of water using these jugs? </li></ul>
  16. 18. Solution to Puzzle 8 <ul><li>Fill the 5 gallon jug and pour it into the 3 gallon jug </li></ul><ul><li>Now there are 2 gallons remaining in the 5 gallon jug </li></ul><ul><li>Pour out the 3 gallon jug and fill it with the 2 gallons in the 5 gallon jug. </li></ul><ul><li>Refill the 5 gallon jug. </li></ul><ul><li>Use the 5 gallon jug to fill the 3 gallon jug (which already has 2 gallons in it) to the brim. Now there are 4 gallons of water in the 5 gallon jug. </li></ul>
  17. 19. Puzzle 9 <ul><li>There is a barn facing NorthEast. The wind is blowing from the SouthWest and West. A cock is standing on top of the barn. If it lays an egg, which side of the barn will it roll down? </li></ul>
  18. 20. Solution to Puzzle 9 <ul><li>Cock(erel)s don’t lay eggs. </li></ul>
  19. 21. Puzzle 10 <ul><li>You have two candles. Both take exactly an hour to burn. HOWEVER they do not burn at a consistent rate, (i.e. a candle could burn halfway through in 5 minutes and take 55 minutes to burn out.) </li></ul><ul><li>How do you use these two candles to measure 45 minutes exactly? </li></ul>
  20. 22. Solution to Puzzle 10 <ul><li>Light both ends of candle A and one end of candle B. It will take half an hour for candle A to burn up. </li></ul><ul><li>Immediately as candle A burns out, light the other end of candle B. This will now last 15 minutes. </li></ul><ul><li>30+15 = 45 minutes. </li></ul>