Susan and Lisa decided to play tennis against each other. They bet $1 on each game they played. Susan won three bets and Lisa won $5. How many games did they play?
Riddle AnswerHard Riddles
Three Jars Water Puzzle
You have three jars which hold 19, 13 and 7 liters of water respectively. The 13 and 7 liter jars are full of water and the 19 liter jar is empty, so there’s a total of 20 liters of water.
Using only the 3 jars, how can you get 2 jars with 10 liters of water each?
Riddle AnswerBurglary Report
The Johnsons have just reported a robbery. “All the wife’s jewels are missing. You’ll want to check inside for fingerprints,” Mr. Johnson said to the policeman, pointing to the broken window glasses on the outside of the house. The burglar presumably entered the house by breaking through the window.
The policeman noticed that the inside of the house had a number of very tiny pieces of window glass particles scattered around near the broken window area and replied, “That won’t be necessary. There’s been no burglary.” What made the policeman so sure?
Riddle Answer20 Buckets of Blocks
You have 20 buckets of blocks, a knife, and a weighing scale. Each bucket has 100 blocks. 19 of the buckets have blocks that weigh 16oz each, and one bucket has blocks that weigh 17oz each. How do you figure out which bucket has the 17oz blocks by weighing only once?
Riddle AnswerThree Spies
Three spies, suspected as double agents, speak as follows when questioned:
Albert: “Bertie is a mole.”
Bertie: “Cedric is a mole.”
Cedric: “Bertie is lying.”
Assuming that moles lie, other agents tell the truth, and there is just one mole among the three, who is the mole?
Riddle Answer