Can you find the missing piece of the Porsche?

What word begins and ends with an E, but has only one letter?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

How many letters are in the alphabet?

Which Burger Is Different in below image?

In an interview, a boy was asked an unusual question 'How two persons sitting with a table in between them can't see each other?' He was unable to reply. Can you?

John was going on a jungle trip. He asked his wife to pack something to eat, something to drink and something to burn if he feels cold in the jungle. When John opens the backpack he found just one thing in the bag. What was it?

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?

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

Explain?

I am the fastest animal but cannot climb the tree. What am I?