There are 21 barrels of wine with a farmer. 7 are full, 7 are half full and 7 are empty. He wishes to divide them among his three sons such that each son has the same number of full barrels, the same number of half full barrels, and the same number of empty barrels. Note that there are no measuring devices handy. How can the barrels and wine be evenly divided?
Riddle AnswerMath Riddles
Two Rooms in Two Hours
If two painters can complete two rooms in two hours, how many painters would it take to do 18 rooms in 6 hours?
Riddle AnswerTwice as Many Sisters
If I had one more sister I would have twice as many sisters as brothers. If I had one more brother I would have the same number of each. How many brothers and sisters do I have?
Riddle AnswerFour People with Five Empty Seats
Four friends are going to a concert. When they arrive, there are only five seats together left in the theater. The manager will let all four friends in for free if one of them can tell her how many different seating arrangements are possible for four people with five empty seats.
All four are let in free. Could you have given the correct answer?
Riddle AnswerFive Jealous Husbands
During certain local floods five married couples found themselves surrounded by water, and had to escape from their unpleasant position in a boat that would only hold three persons at a time.
Every husband was so jealous that he would not allow his wife to be in the boat or on either bank with another man (or with other men) unless he was himself present.
Show the quickest way of getting these five men and their wives across into safety. Call the men A, B, C, D, E, and their respective wives a, b, c, d,e. To go over and return counts as two crossings. No tricks such as ropes, swimming, currents, etc., are permitted.
Riddle Answer