Riddle: Peter celebrated his birthday on one day, and two days later his older twin brother, Paul, celebrated his birthday.
How could this be?
Answer: When the mother of the twins went into labor, she was travelling by boat. The older twin, Paul, was born first, barely on March 1st. The boat then crossed a time zone, and the younger twin was born on February the 28th. In a leap year the younger twin celebrates his birthday two days before his older brother.
Riddle: Draw four rectangles on a piece of paper. Put nine x's in the four rectangles so that there is an uneven number of x's in each rectangle.
Answer: Draw one large rectangle. Then draw the three smaller rectangles within the large rectangle. Place three x's in each small rectangle. There will be nine x's in the large rectangle.
Riddle: Two grandmothers, with their two granddaughters; Two husbands, with their two wives; Two fathers, with their two daughters; Two mothers, with their two sons; Two maidens, with their two mothers; Two sisters, with their two brothers; Yet only six in all lie buried here; All born legitimate, from incest clear. How can this be?
Answer: Two widows each had a son, and each widow married the son of the other and then each had a daughter.
Riddle: You want to send a valuable object to a friend. You have a box which is more than large enough to contain the object. You have several locks with keys. The box has a locking ring which is more than large enough to have a lock attached. But your friend does not have the key to any lock that you have. How do you do it? Note that you cannot send a key in an unlocked box, since it might be copied.
Answer: Attach a lock to the ring. Send it to her. She attaches her own lock and sends it back. You remove your lock and send it back to her. She removes her lock.
Riddle: There were 5 men traveling down a road and it started to rain and 4 men sped up, the 5th did not, but they all arrived at the same place at the same time but all of them were wet besides the 5th. How?
Riddle: A camel travels a certain distance each day. Strangely enough, two of its legs travel 30 miles each day and the other two legs travel nearly 31 miles. It would seem that two of the camel's legs must be one mile ahead of the other two legs, but of course this can't be true.
Since the camel is normal, how is this situation possible?
Answer: The camel operates a mill and travels in a circular clockwise direction. The two outside legs will travel a greater distance than the two inside legs.