What does below rebus means ?

There is a box full of marbles,
all but two are blue,
all but two are green,
and all but two are red.

How many marbles are in the box?

Name the three-letter word that can complete the below words?

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

When I asked a girl's name she told me her name is the date '07/09/2001'.

I thought for a few seconds and then I got her name. Do you?

Find the next number in the sequence

1, 2, 6, 21, 88, __?

What's the only room from which no one can enter or leave

What seven-letter word has hundreds of letters in it?

In a chess board, the queen piece can move horizontally, vertically and diagonally freely. The picture represents the same.Can you place 8 queens on the board in a manner that none of the queens can attack each other?

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

What is the word or phrase?