What is always in front of you but can’t be seen?

People put me on the table and cut me but do not eat me. What am I?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

I have teeth but i don't bite. Who Am I ?

Can you find the odd one out from the below words ?

First Second Third Forth Fifth Sixth Seventh, Eighth Nine Ten Eleven Twelve.

There are 2 cops parked along a one-way street looking for traffic violations. They spot a taxi driver going in the wrong direction, yet they do nothing.

Why?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

Can you name some countries which do not have the alphabet 'A' in them?

I am the first thing you need while camping.
I am always with the person named Marcos Valencia and Carrick.
But Pogba Zlatan and Rooney think I am wasteful and do not need me.
I am the second to the last thing to add when you are making a patch.

What am I?