Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

I am something people love or hate. I change peoples appearances and thoughts. If a person takes care of them self I will go up even higher. To some people I will fool them. To others I am a mystery. Some people might want to try and hide me but I will show. No matter how hard people try I will Never go down. What am I?

How many people must be gathered together in a room, before you can be certain that there is a greater than 50/50 chance that at least two of them have the same birthday?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

People make me, save me, change me, raise me. What am I?

A man has to get a fox, a chicken, and a sack of corn across a river.

He has a rowboat, and it can only carry him and one other thing.
If the fox and the chicken are left together, the fox will eat the chicken.
If the chicken and the corn are left together, the chicken will eat the corn.

How does the man do it?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

Find out a multi-digit number that if multiplied by the number 9 or any of its multiplications products (i.e. 18, 27, 36, 45,..) will result in the multiplication factor repeated (n) number of times.

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

Which flower has two lips?