I HOLD THE KEYS BUT ONLY ONE LOCK AND MY DOOR IS WIDE OPEN RIDDLES WITH ANSWERS TO SOLVE - PUZZLES & BRAIN TEASERS

The answer is 20. Many people have been guessing anywhere from 9 to 19, but the correct answer is 20. Did you answer this riddle correctly?
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0 because he holding pears not pairs. Did you answer this riddle correctly?
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Ask either one of them which door "THE OTHER ONE" would tell you was heaven... and that's the hell door. Did you answer this riddle correctly?
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The carpet. The carpet is made of soft and hairy material and they are usually kept near to the door in every-house. Did you answer this riddle correctly?
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A sponge Did you answer this riddle correctly?
YES  NO  

The gold key will open the lock.

The clue says A Golden Key Can Open Any Door. Decipher the message by taking the first letter of each word, then the second letter of each word, then the third letter and so on to construct the sentence. Did you answer this riddle correctly?
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With a doo-key. Did you answer this riddle correctly?
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Door Did you answer this riddle correctly?
YES  NO  

Your door Did you answer this riddle correctly?
YES  NO  

I am a door Did you answer this riddle correctly?
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A piano. Did you answer this riddle correctly?
YES  NO  

A keyhole Did you answer this riddle correctly?
YES  NO  

Piano Did you answer this riddle correctly?
YES  NO  

Keyhole Did you answer this riddle correctly?
YES  NO  

A door. Did you answer this riddle correctly?
YES  NO