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

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?

What word begins and ends with an E, but has only one letter?

The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

Before Mount Everest was discovered, what was the highest mountain in the world?

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

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

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