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?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

Using eight eights and addition only, can you make 1000?

In a competitive exam, each correct answer could win you 10 points and each wrong answer could lose you 5 points. You sat in the exam and answered all the 20 questions, which were given in the exam.
When you checked the result, you scored 125 marks on the test.

Can you calculate how many answers given by you were wrong?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?

What demands an answer, but asks no questions

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months

It spends most of its day eating white, but when it’s quick enough, it gets to eat fruit and sometimes some blue things. It’s in a dark room, where the walls are blue, it runs from a ghost that roams the halls and haunts it all the time. What is it?

Which is heavier: a ton of bricks or a ton of feathers?

During which month do people sleep the least?