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

Two old friends, Jack and Bill, meet after a long time.

Three kids
Jack: Hey, how are you, man?
Bill: Not bad, got married and I have three kids now.
Jack: That's awesome. How old are they?
Bill: The product of their ages is 72 and the sum of their ages is the same as your birth date.
Jack: Cool..But I still don't know.
Bill: My eldest kid just started taking piano lessons.
Jack: Oh, now I get it.

How old are Bill's kids?

If one and a half boys, eat one and a half burgers in one and a half hours.

How many burgers can 9 boys eat in 3 hours?

A man is found dead with a knife in his back When the investigation is done. A chair lays beside him and the forensic team finds moisture around the body.

If he committed suicide, how did he do it?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?

Solve the following series:
AZ, GT, MN, __, YB

Keyboard words are not in alphabetical order, Why?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

What does an Island and the letter T have in common?

When we see 2 but call 10?