81 x 9 = 801. What must you do to make the this equation true?

What has one eye, but can’t see?

Outside a massage parlour, there is a board that reads
"I only massage those who do not massage themselves."

Reading the above statement, does the masseur massage himself?

It's a 7-letter word.
If we remove 1 letter from it, it remains the same.
If we remove 2 letters from it, it remains the same.
If we remove 3 letters from it, it remains the same.
If we remove all the letters from it, still it remains the same.
What is it?

A woman shoots her husband.

Then she holds him under water for over 5 minutes.

Finally, she hangs him.

But 5 minutes later they both go out together and enjoy a wonderful dinner together.

How can this be?

What always comes into a house through the keyhole?

There are 3 apples in the basket and you take away 2. How many apples do you have now?

What is red and smells like blue paint?

Which is faster, Heat or Cold ? Explain.

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?