How can you leave a room with two legs and return with six legs?

John said, "If yesterday was tomorrow, today would be Friday."

When did John make this statement?

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

I go up and I go down.
I go up towards the beautiful sky and down toward the green ground.
I am present tense.
I am past tense too
Children love me.

Who Am I?

Why do people go to bed?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

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

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6

Below rebus represent famous DiCaprio movie. Can you name it?

In the Wild West, you are challenged into a death match by two bounty hunters nicknamed Golden Revolver (GR) and Killer Boots (KB). You accept the challenge. None of you want to waste any of the bullet and so a certain rules are laid down:

1) All of you will shoot in a given order till the last man standing.
2) Each of you shoots only once upon his turn.
3) If any one of you is injured, the other two will finish him off with an iron rod.
4) The worst shooter of all (which is you) shoots first and the best one shoots at the last.

Now, how will you plan things if you know that you hit every third shot of yours, KB hits every second shot and GR hits every shot ?