Can you identify if it's a murder or a suicide ?

How many times can you subtract the number 5 from 25?

In the addition below, all digits have been replaced by letters. Equal letters represent equal digits and different letters represent different digits.
ABCABA
BBDCAA
ABEABB
ABDBAA
------- +
AAFGBDH
What does the complete addition look like in digits?

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

What Adam and Eve do not have but the rest of the people have?

A deaf and mute man goes to the train station. Tickets for the train are 50 cents each. The man goes to the ticket booth and hands the man inside just a dollar. The man in the booth hands him two tickets.

How did the man in the booth know to give him two tickets without even looking at him?

You are provided with a grid (as shown in the picture). Can you fill the squares with numbers 1-8 in a manner that none of the two consecutive numbers are placed next to each other in any direction (vertically, horizontally or diagonally?)

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

Two boys were admitted to a school. When the headmaster asks them about their parents, they tell him that they have same parents (father and mother). On further inquiry, it turns out that they both share the same date for their birthday.

"Are you twins," ask the headmaster.
"No," replies the boys.

Is it possible?