One minute ago, a clock that strikes only the hours just finished striking an hour. If the clock has struck a total of 21 in the last 2.5 hours, what hour did it just finish striking?
Riddle AnswerRiddles
10 Bags 100 Coins
There are 10 identical bags of coins. Each bag contains 100 coins. In one bag the coins are silver, in the others gold. All the coins are identical. A gold coin weigh 10 grams and a silver coin weigh a gram less.
Given a regular measurement scale, how would you determine in one weighing which bag does not have the gold coins?
Riddle Answer5 Pounds with 4 Weights
To weigh a 40-pound object with four weights – 1, 3, 9, and 27 pounds, the merchant placed all of the weights on one side of the scale and the object on the other side. But how did he weigh 5 pounds?
Riddle AnswerClock Hands Overlap
Can you determine how many times do the minute and hour hands of a clock overlap in a day?
Riddle AnswerStack of Pennies
If you had a stack of pennies as tall as the Empire State Building, could you fit them all in one room?
Riddle Answer