If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

What is the fastest way to double your money?

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?

A chess tournament is taking place on knock-out terms (the one who loses the match is out of the game).
(a) If 10 matches are played in total, how many players participated?
(b) If 20 players took part in the tournament, how many matches were played?

What does below chemistry rebus means?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

Solve the counting riddle by identifying the number of triangles in the given picture.

I have an apple tree , number of apple in this tree get doubles every week.

On 30th week , the tree gets completely filled with apples :-)



Can you tell me , on what week does my tree is half covered with apples ?

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

John can place six large boxes or nine small boxes into a carton.

Can you find out in how many cartons can he place sixty-six boxes in total?