What is black when you buy it, red when you use it, and gray when you throw it away?

A fresh card pile is taken out of a box (the pile has 54 cards including 2 jokers). One joker is taken out and then the cards are shuffled for a good amount of times. After shuffling, two piles are made by dividing that one pile.



What is the possibility that one of the piles will have a card sequence from A to K in order?

Can you start the fire using two pieces of wood?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

A famous swimmer can swim downstream in a lake in exactly 40 minutes with the lake current.
He can swim upstream in that lake in exactly 60 minutes against the lake current.
The length of the lake is 2 km.

How long he can cover the distance of one side at a still lake with no current?

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

Can you write down eight eights so that they add up to one thousand?

You see me once in June, twice in November, and not at all in May. What am I?