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

When is the top of a mountain similar to a savings account?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

As shown in the picture below, we can see a boy hanging on the tree branch to save his life. There are various ways in which he can die like1. A snake hanging toward the right waiting to bite the boy.2. A roaring Lion near the tree.3. Two crocodiles are ready to attack if the boy reaches near water. The tree is chopped to some extent, so can fall as if he moves a lot. Can you give this boy an escape plan?

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

What do you think with the below Picture ?

What is the next number in this matchsticks series riddle?

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

Find out which of the given views in the picture is accurately the top view of the given pyramid.

Three playing cards in a row. Can you name them with these clues? There is a two to the right of a king. A diamond will be found to the left of a spade. An ace is to the left of a heart. A heart is to the left of a spade. Now, identify all three cards.