ON A SUNDAY MORNING THE OLDEST GIRL IN A FAMILY WAS MURDERED THE FATHER WAS READING THE PAPER T RIDDL RIDDLES WITH ANSWERS TO SOLVE - PUZZLES & BRAIN TEASERS

Best friend. Did you answer this riddle correctly?
YES  NO  

7. Each girl has the same brother. Did you answer this riddle correctly?
YES  NO  

I must be 23 if my father is twice as old as me. Did you answer this riddle correctly?
YES  NO  

One of the 'fathers' is also a grandfather. Therefore the other father is both a son and a father to the grandson.

In other words, the one father is both a son and a father. Did you answer this riddle correctly?
YES  NO  

A chimp off the old block! Did you answer this riddle correctly?
YES  NO  

Tom's mother slid a newspaper under a door, each sibling standing on each side. Did you answer this riddle correctly?
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The moospaper! Did you answer this riddle correctly?
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1/3

This is a famous question in understanding conditional probability, which simply means that given some information you might be able to get a better estimate.

The following are possible combinations of two children that form a sample space in any earthly family:

Boy - Girl
Girl - Boy
Boy - Boy
Girl - Girl

Since we know one of the children is a boy, we will drop the girl-girl possibility from the sample space.
This leaves only three possibilities, one of which is two boys. Hence the probability is 1/3 Did you answer this riddle correctly?
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Pockets. Did you answer this riddle correctly?
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Write on! Did you answer this riddle correctly?
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Joshua, the son of Nun. Did you answer this riddle correctly?
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I'm your little BB! Did you answer this riddle correctly?
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Where is Popcorn? Did you answer this riddle correctly?
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It was love at first bite! Did you answer this riddle correctly?
YES  NO  

Spook when you're spooken to! Did you answer this riddle correctly?
YES  NO