Move four matchsticks to the below square to form three squares?

Find out the missing number in the picture attached:

A man dies of old age on his 25 birthday. How is this possible?

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

Living above a star, I do not burn
Eleven friends and they do not turn
I can just be visited in a sequence, not once or repeatedly
PQRS are my initials
Can you tell my name accurately?

Find the 8 in the below-given Image.

A man was found murdered on Sunday morning. His wife immediately called the police. The police questioned the wife and staff and got these alibis: The Wife said she was sleeping. The Cook was cooking breakfast. The Gardener was picking vegetables. The Maid was getting the mail. The Butler was cleaning the closet. The police instantly arrested the murderer. Who did it and how did they know?

What is the next number in this matchsticks series riddle?

what's the probability of getting a king or a queen from a pack of 52 cards?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?