4 GIRLS ARE IN A ROOM AIRE IS PLAYING CHESS MARIA IS WATCHING TELEVISION ANNA IS ASLEEP WHAT IS THE FOURTH GIRL DOING RID RIDDLES WITH ANSWERS TO SOLVE - PUZZLES & BRAIN TEASERS

Pressure Did you answer this riddle correctly?
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They don't like getting close to the net. Did you answer this riddle correctly?
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A fire cracker! Did you answer this riddle correctly?
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I am a cat Did you answer this riddle correctly?
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Marys housemates included her parents (traditionally, Joachim & Anne), Zachariah, Elizabeth, & John the Baptist, Joseph & Jesus, & the Beloved Disciple (traditionally, John the Apostle. See John 19:27.) Did you answer this riddle correctly?
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Melton John Did you answer this riddle correctly?
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Because diamonds are a girls best friend. 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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The captain was sitting on the deck. Did you answer this riddle correctly?
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The two babies are two of a set of triplets. Did you answer this riddle correctly?
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Your name. Did you answer this riddle correctly?
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A map. Did you answer this riddle correctly?
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Each was the name of the first man walking by. Did you answer this riddle correctly?
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11. Did you answer this riddle correctly?
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20. Did you answer this riddle correctly?
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