SNOW WHITE ASKS THE DWARFS A QUESTION 2 OF THEM ARE LYING AND 3 CAN ONLY SAY THE TRUTH BASHFUL DOPEY LIES IF SLEEPY IS HONEST DOPEY IF HAPPY D RIDDL RIDDLES WITH ANSWERS TO SOLVE - PUZZLES & BRAIN TEASERS

The required digit is 0.

If you add up all the digits in any diagonal, you will find the sum to be 25. Did you answer this riddle correctly?
YES  NO  

Mirror Did you answer this riddle correctly?
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Because they never 'work' Did you answer this riddle correctly?
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The Thermosphere Did you answer this riddle correctly?
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A bullet Did you answer this riddle correctly?
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363 days. When daylight savings time starts, that day would consist of 23 hours of time, because the clock advances an hour and when the daylight savings time ends, that day would consist of 25 hours of time, because the clock goes back to the standard time. Did you answer this riddle correctly?
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The moon Did you answer this riddle correctly?
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No-one, the doctors were Robert's sisters Did you answer this riddle correctly?
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No one. The doctors were Bill's sisters. Did you answer this riddle correctly?
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They all do. Did you answer this riddle correctly?
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Dustin is Australian, where the three hottest summer months are December, January and February. Did you answer this riddle correctly?
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Because they have two left feet! Did you answer this riddle correctly?
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A shampoodle! Did you answer this riddle correctly?
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A dusky husky! Did you answer this riddle correctly?
YES  NO  

Sherlock Bones! Did you answer this riddle correctly?
YES  NO