## Missing letter

What's the missing letter?
J ? M A M J J A S O N D

F.
Eplanation: The letters are the first letter of each of the twelve months. The second month is February.

What's the missing letter?
J ? M A M J J A S O N D

F.
Eplanation: The letters are the first letter of each of the twelve months. The second month is February.

See also best riddles or new riddles.

How could the cowboy travel on friday, then sleep two days and then travel back home on friday.

If the horse was named Friday.

You can easily touch me, but not see me. You can throw me out, but not away. What am I?

Your back.

A bird, squirrel, and a monkey are running to the top of a coconut tree to get a banana - who will be the first to get to the banana?

None – you cannot get a banana from a coconut tree.

The day before yesterday Cindy was 17. Next year she will be 20. How can this be?

The statement was made on January 1. Cindy's birthday is on December 31. She was 17 the day before yesterday (Dec 30). She was 18 yesterday. She will be 19 this year (Dec 31) and 20 next year.

Is half of two plus two equal to two or three?

Three. It seems that it could almost be either, but if you follow the mathematical orders of operation, division is performed before addition. So... half of two is one. Then add two, and the answer is three.

I have billions of eyes, yet i live in darkness. I have millions of ears, yet only four lobes. I have no muscle, yet i rule two hemispheres. What am I?

I am the human brain. The brain has billions of optic and auditory nerves, four lobes and two hemispheres, and is an organ of the human body.

I am a mother and a father, but have never given birth. I'm rarely still, but I never wander. What am I?

Tree.

If you drop me I'm sure to crack, but give me a smile and I'll always smile back.

Mirror.

What word does this rebus represents?
meta meta
meta meta

Metaphor (Meta 4).

We all know that square root of number 121 is 11. But do you know what si the square root of the number "12345678987654321" ?

111111111
Explanation:
It's a maths magical square root series as :
Square root of number 121 is 11
Square root of number 12321 is 111
Square root of number 1234321 is 1111
Square root of number 123454321 is 11111
Square root of number 12345654321 is 111111
Square root of number 1234567654321 is 1111111
Square root of number 123456787654321 is 11111111
Square root of number 12345678987654321 is 111111111 (answer)