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| 1 | +Easy puzzles : |
| 2 | + |
| 3 | +# Puzzle 1 |
| 4 | + Name : The Boxes |
| 5 | + Statement : There are three boxes. One is labeled "APPLES" another is labeled "ORANGES". The last one is labeled "APPLES AND ORANGES". You know that each is labeled incorrectly. |
| 6 | + You may ask me to pick one fruit from one box which you choose.How can you label the boxes correctly? |
| 7 | + Hint : No hint available |
| 8 | + Solution:Pick from the one labeled "Apples & Oranges". This box must contain either only apples or only oranges. |
| 9 | + E.g. if you find an Orange, label the box Orange, then change the Oranges box to Apples, and the Apples box to "Apples & Oranges." |
| 10 | + |
| 11 | +# Puzzle 2 |
| 12 | + Name : The Double Doors |
| 13 | + Statement : You are trapped in a room with two doors. One leads to certain death and the other leads to freedom. You don't know which is which. |
| 14 | + There are two robots guarding the doors. They will let you choose one door but upon doing so you must go through it. |
| 15 | + You can, however, ask one robot one question. The problem is one robot always tells the truth ,the other always lies and you don't know which is which. |
| 16 | + Hint: The two robots know each others personality. That they talk when they're bored, lonely, etc. Try to get the two robots to cancel their evil & good ways out.Solution:Pick from the one labeled "Apples & Oranges". This box must contain either only apples or only oranges. |
| 17 | + E.g. if you find an Orange, label the box Orange, then change the Oranges box to Apples, and the Apples box to "Apples & Oranges." |
| 18 | + Solution: Ask one robot what the other robot would say, if it was asked which door was safe. Then go through the other door. |
| 19 | + |
| 20 | +# Puzzle 3 |
| 21 | + Name : The Double Doors |
| 22 | + Statement : A frog is at the bottom of a 30 meter well. Each day he summons enough energy for one 3 meter leap up the well. Exhausted, he then hangs there for the rest of the day. At night, while he is asleep, he slips 2 meters backwards. How many days does it take him to escape from the well? |
| 23 | + Note: Assume after the first leap that his hind legs are exactly three meters up the well. His hind legs must clear the well for him to escape. |
| 24 | + Hint: Try to think the problem through for a five meter well. Now what is the solution for the 30 meter well? |
| 25 | + Solution: 28 |
| 26 | + Each day he makes it up another meter, and then on the twenty seventh day he can leap three meters and climb o |
| 27 | + |
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