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?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

One day, John and his friends were playing around. Jacob hit something with a Pin and it popped. John's dad came into the room that very moment, but he wasn't mad. In fact, he was smiling. What did Jacob hit?

If,

A = 1

B = 2

C = 3

...

...

Z = 26.

Based on above rule, you need to find an eleven letter word whose letter sum is equal to 52.

I have a hole in my back and legs I lack.
I live where I can’t breathe and I eat without teeth.
What am I?

What jumps when it walks and sits when it stands?

Seven Robbers robbed a bank and hide the coins in a lonely place.
They decide to divide the money equally the next morning. Two greedy robbers decided to cheat the others and reach the place at night. They equally divided the coins between them, one coin left. So they called another robber and then they decided to divide equally among the three. Sadly again one coin left. The same thing happened to the 4th 5th and the 6th robber.
However, when the 7th robber reached in the morning, they can divide the coins equally.

How many coins were there in total?

If six children and two dogs were under an umbrella, how come none of them got wet?

I’m tall when I’m young, and I’m short when I’m old. What am I?

How many times can you subtract the number two from the number fifty?