I am a word that begins with the letter “i.” If you add the letter “a” to me, I become a new word with a different meaning, but that sounds exactly the same. What word am I?

I am taken from a mine and shut up in a wooden case, from which I am never released, and yet I am used by almost every person. What am I?

I taste better than I can smell. Who am I?

Out of four images which one is the odd one out?

Why 1729 is a magic number? Answer Logically.

If you were to put a coin into an empty bottle and then insert a cork into the neck, how could you remove the coin without taking out the cork or breaking the bottle?

Why is it very easy to weigh a fish?

Can you count the number of triangles in the given picture?

John is asked to stand behind Jacob and Jacob is asked to stand behind John. Both of them feel confused about it and don't know what to do?

But it is quite possible, do you know how?

Here is a mathematical expression that also secretly tells a movie name. What movie is that?