I have a five and a three-gallon jar. Assuming there is an infinite supply of water, how can I measure one-gallon water?

If eleven plus two equals one, what does nine plus five equal?

For this puzzle, you might have to find logic in something illogical. But hey, it's fun and a healthy little break from your strenuous puzzle-solving sessions.

Can you decipher the meaning in the following cluster of letters?

ITIT,NCENTCENT

I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

What makes this number unique: 8,549,176,320?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

Find the last number in the series below:

voN luJ yaM raM ---

I can be cracked, made, told, and played. What am I?

Give it food and it will live; give it water and it will die.

Only one color, but not one size,
Stuck at the bottom, yet easily flies.
Present in sun, but not in rain,
Doing no harm, and feeling no pain.
What is it?