The Same Birthday
How many people do you need to have the odds be in favor (at least 50% chance) of two people having the same birthday?
Hint:
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?
YES NO
YES NO
The Old Horror House
There is an old horror house. It has no electricity, plumbing, or power of any sort. You go inside and see three doors. Each door has a number on it. In each door is a way for you to die. In door number one, you die by getting eaten by a lion. In door number two, you die by getting murdered. In door number three, you die by electric chair. You may not turn back so you have to go through a door.
Which door do you go through?
Which door do you go through?
Hint:
Go through number three. You'll survive because it's an electric chair and there is no electricity. Did you answer this riddle correctly?
YES NO
YES NO
My Title, You Will Discover
My words number quite many (like pen, pent, and penny); my title you will discover, is explained under my cover?
Hint:
More Than 4 Riddle
Hint:
One Less Than 8 Riddle
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I Am 6 + 6 Riddle
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Worth More Than A Dime Riddle
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I Am Not 29 Riddle
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Find Me In The Classroom Riddle
I have two hands. I have a face.
My hands go round and round.
I have the numbers 1 to 12
Instead of smiles and frowns.
Find me in the classroom.
What am I?
My hands go round and round.
I have the numbers 1 to 12
Instead of smiles and frowns.
Find me in the classroom.
What am I?
Hint:
I Am More Than 23 Riddle
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I Am Even Riddle
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Two More Than Thirty
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Between 38 And 40 Riddle
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When You Count By 10's Riddle
I am an even number. You say my name when you count by 10's. I am the next number in this pattern: 70, 60, 50, ___ . What am I?
Hint:
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