A rubber ball keeps on bouncing back to 2/3 of the height from which it is dropped. Can you calculate the fraction of its original height that the ball will bounce after it is dropped and it has bounced four times without any hindrance ?

There is something which you can be arrested for attempting but not for successfully completing.

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

What kind of band never plays music?

what does this below rebus represent identXQQQQQME

There are forty elephants and they have forty-fore heads. How can this be possible?

There is a wide field of corn. A goose finds its way into the field and starts running. Can you find out till which point the goose can run into the field?

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

Two friends were stuck in a cottage. They had nothing to do and thus they started playing cards. Suddenly the power went off and Friend 1 inverted the position of 15 cards in the normal deck of 52 cards and shuffled it. Now he asked Friend 2 to divide the cards into two piles (need not be equal) with equal number of cards facing up. The room was quite dark and Friend 2 could not see the cards. He thinks for a while and then divides the cards in two piles.

On checking, the count of cards facing up is same in both the piles. How could Friend 2 have done it ?