What word is right when pronounced wrong, but is wrong when pronounced right?Riddle Answer
On the island of knights and knaves (where knights always tell the truth and knaves lie), you meet two islanders named Penny and Quinru.
Penny: Both Quinru and I are knaves!
What are Penny and Quinru?Riddle Answer
The day before yesterday I was 25 and the next year I will be 28. This is true only one day in a year.
What day is my birthday?Riddle Answer
There are 20 people in an empty, square room. Each person has full sight of the entire room and everyone in it without turning his head or body, or moving in any way.
Where can you place an apple so that all but one person can see it?Riddle Answer
The king is very angry at his two best mathematicians, so he decrees the following punishment:
The mathematicians will be imprisoned in towers at opposite ends of the kingdom. Each morning, a guard at each tower will flip a coin and show the result to his prisoner. Each prisoner must then guess the result of the coin flip at the other tower. If at least one of the two guesses is correct, they will live another day. But as soon as both guesses are incorrect, they will be executed.
The two mathematicians, as they were being ushered out the door of the castle, came up with a clever plan so that they will always be able to make at least one correct guess. What was their plan?Riddle Answer