I have eight fingers and two thumbs but I do not live. What Am I?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

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

When did John make this statement?

You are trapped in a room with two doors. One leads to certain death and the other leads to freedom. You don't know which is which.
There are two robots guarding the doors. They will let you choose one door but upon doing so you must go through it.
You can, however, ask one robot one question. The problem is one robot always tells the truth, the other always lies and you don't know which is which.
What is the question you ask?

A pregnant woman is preparing to name her seventh child. Her children's names so far are Dominique, Regis, Michelle, Fawn, Sophie, and Lara. What will she name her next child -- Jessica, Katie, Abby or Tilly?

Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?

Name a key which is hardest to turn.

What has lots of eyes, but can’t see?

A 52% bias toss for head using the 51% tail bias coin was done to obtain a fair result.

Can you find how bias is the floor in this case?

What number comes next in this sequence:
7 8 5 5 3 4 4 _