How Many Batteries?
You have a flashlight that takes 2 working batteries. You have 8 batteries but only 4 of them work.
What is the fewest number of pairs you need to test to guarantee you can get the flashlight on?
What is the fewest number of pairs you need to test to guarantee you can get the flashlight on?
Hint:
7. If you break the batteries into 3 groups: Two groups of 3 and one group of 2. By doing this you guarantee that one of the groups has 2 working batteries. Both of the groups of 3 have 3 possible combinations of 2 batteries and the group of 2 only has 1 combination. So, 3 + 3 + 1 = 7 tries at most to find two working batteries. Did you answer this riddle correctly?
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YES NO
The Broken Grandfather Clock
A grandfather has a broken grandfather clock that is off by a minute every hour (too fast). He figures out a way, while keeping it running at the same rate, to make the clock say the correct time twice a day.
How could he do this?
How could he do this?
Hint:
Cowboy Rides Into Town On Friday
Hint:
Voiceless It Cries Riddle
Hint: You can feel it, but can not see it.
The King Of Measure
Hint:
The More You Take, The More You Leave Behind
Hint:
Force And Strength Can Not Get Through Riddle
What force and strength can not get through, I with a gentle touch can do, and many in the streets would stand, were I not as a friend in hand.
Hint:
It Hears With No Ears Riddle
Hint:
Not A Single Person Riddle
While walking across a bridge I saw a boat full of people. Yet on the boat there wasn't a single person. Why?
Hint:
The Pony's Sore Throat Riddle
Hint:
Four Brothers Riddle
There are four brothers in this world that were all born together. The first runs and never wearies. The second eats and is never full. The third drinks and is always thirsty. The fourth sings a song that is never good. What are these four brothers?
Hint:
Rain Coming Down Riddle
Hint:
The Pain Train Riddle
A girl and a boy are situated in a space surrounded by a railway. There is a train on the rails which is very very fast and they are unable to cross the rails without being hit by the train. The girl wants to visit her mother in the hospital and the boy wants to visit his father in prison. How will they manage to do that?
Hint:
The boy will push the girl on the rails. On one hand, she will get hurt and she will go to the hospital. On the other hand, the boy will go to prison because he pushed her. Did you answer this riddle correctly?
YES NO
YES NO
Mom And Her Foal Riddle
Hint:
Promiscuous Pony
Hint:
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