It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?

Give it food and it will live; give it water and it will die.

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?

The Puzzle: A girl, a boy, and a dog start walking down a road.

They start at the same time, from the same point, in the same direction.

The boy walks at 5 km/h, the girl at 6 km/h.

The dog runs from boy to girl and back again with a constant speed of 10 km/h. The dog does not slow down on the turn.
How far does the dog travel in 1 hour?

I make two people out of one. What am I?

What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. 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?

Why 1729 is a magic number? Answer Logically.