If you say my name, I will no longer exist. What am I?

I have a hole in my back and legs I lack.
I live where I can’t breathe and I eat without teeth.
What am I?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

You can find some missing letters in the picture. By placing two particular letters in the spaces, you can form a nine lettered word beginning from one of the corners and going clockwise direction to the middle. Can you find out the letters and the word?

Which Burger Is Different in below image?

Why 1729 is a magic number? Answer Logically.

I am white when I am dirty, and black when I am clean. What am I?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

The more you take me, the more you leave me behind.
Who Am I?