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

Can you find the number?

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

Which word does the below Plexor means ?

Open a Laptop which is password protected. Hint for the password is given as below:

1 mobile 3 books 2 Boards 1 night 4 balls 2 lighters 1 ghost 1 hat 3 watches

Two guards were on duty outside a barracks. One faced up the road to watch for anyone approaching from the North. The other looked down the road to see if anyone approached from the South. Suddenly one of them said to the other, "Why are you smiling?"

How did he know his companion was smiling?

French Police inspects a room where there are no windows, no doors, no tables and is almost empty expect there is just a puddle of water. They found a dead man who obviously hung herself from the ceiling, but they are not able to figure out how this had happened.

John and Jacob entered the crime scene and easily able to solve the case.

How did the man die?

What does it mean?

Replace the question mark with the correct number in below Picture:

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?

What goes up but never comes down?