If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

The doctor prescribed you to take one pill from the bottle every half an hour. The bottle is now left with only three pills.

How long do you think you have before you run out of pills?

Find out which of the given views in the picture is accurately the top view of the given pyramid.

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

It is a 5 letter word if you take away first letter it is something you get from sun, if you remove second letter you will get something to eat, if you remove third letter you get a word you use in pointing at and if you remove the fourth letter you get something to drink. What is it?

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 think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

A train full of passengers goes through a tunnel. When the train comes out from the other end, there is no single person on the train.

How did it happen?

John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?