I am soft and cuddly that soothe your heart. But, If you pick my last name I am going to tear you all apart. Who am I?

A mad serial killer kidnaps people and forces them to play the game of 2 pills with them, In this game, there are pills in the table and one of them is normal pill while the other one is deadly poisonous.
The victim will choose one pill and the killer will pick the other pill and both simultaneously will swallow the pill with water.
victim dies every time.

One day the serial killer kidnaps the Joseph and forces him to play the same game with him.

Joseph solves the mystery of the two pills and remains alive.

Explain?

Solve the mathematical equation in the picture below.

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

Can you solve below mathematical equation?

2^1234 - 2^1233

You have a roll of cloth 1km long. You have a machine which cuts this roll into pieces of 10-meter-long cloth.

How long would it take for the machine to cut the roll if each cut took 4 secs?

'S' refers to the number of seconds in a day and 'H' refers to the number of hours in ten years. Which quantity out of these two is greater?

Can you tell a 3D object that has just two surfaces?

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months

Can you name some countries which do not have the alphabet 'A' in them?