Viral riddles

Answer

Only 12. January 2nd, February 2nd, etc

There was a big alligator walking down the street with a little alligator. The little alligator was the big alligator's son, but the big alligator wasn't the little alligator's father.
Who was the big alligator?

Answer

The little alligator's mother

If I say, "Everything I tell you is a lie",
am I telling you the truth or a lie?

Answer

A paradox.
If the statement is true it must also be a lie which it cannot be.

All of the vowels have been omitted from this saying. Put them back to produce the saying.

F T F R S T Y D N T S C C D T R Y T R Y G N T H N Q T T H R S N S N S B N G D M N
F L B T T

Answer

If at first you don’t succeed, try, try, again, then quit. There’s no sense being a damn fool
about it.

A salesman drives from Otawa to Montreal. The first half of the distance of his journey, he drives at a constant speed of 80 km/h. The second half of the distance of his journey, he drives at a constant speed of 120 km/h.
What is the salesman's average speed for the complete journey?

Answer

96 km/h
Let the length of the journey be n km. The first half of the journey takes (1/2×n)/80 = 1/160×n hours, and the second half of the journey takes (1/2×n)/120 = 1/240×n hours. The average speed for the complete journey is n/(1/160×n+1/240×n) = 96 km/h.

What is it that's always coming but never arrives?

Answer

Tomorrow.

A detective was lying in bed one Sunday morning listening to the local church bells ringing. Suddenly he realized that he was listening to a recording.
How he did know?

Answer

The final chime ended abruptly and without the reverberation of the chimes.

I pass in front of the sun, yet I make no shadow...
WHAT AM I?

Answer

Wind/air.

What occurs once in every minute, twice in every moment, yet never in a thousand years?

Answer

The letter m