I’m tall when I’m young, and I’m short when I’m old. What am I?

Can you find a five letter word that is left with only two letters if one is removed?

If 1+9+8=1, what is 2+8+9?

Count the number of triangles in the below picture?

There was a man he lives in a hotel each morning he presses the first floor button each evening if there is a person in the elevator he asks him to press the 10 floor button if there is no one in the elevator he takes the stairs why.

With pointed fangs I sit and wait; with piercing force I crunch out fate; grabbing victims, proclaiming might; physically joining with a single bite. What am I?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

What brings you down but never up?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

I am five letter word that is under you.
If you remove my 1st letter, then I am over you.
If you remove my 1st and 2nd letters then I am all around you.

Who am I?