The Federal bank of London is abducted by the robbers. The head of the robbers asked the cashier to empty their money vault to them and when suddenly cashier got a call from her father. To avoid any suspicion, the robber asked the cashier to pick the call and reply her father in the shortest manner possible.

The cashier told her father "Is there an emergency father, Call me when you are free and I will help you in your furnishing" and then the cashier hung up the phone.

After 10 minutes, police arrived at the crime scene.

How did the police know about the robbery?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

Two in a corner, one in a room, zero in a house, but one in a shelter. What am I?

You can hear me, but you can't touch or see me.

What am I?

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?

If you’ve got me, you want to share me; if you share me, you haven’t kept me. What am I?

If Rajina's daughter is my daughter's mom, who am I to Rajina?

A man desired to get into his work building, however he had forgotten his code.
However, he did recollect five pieces of information
* Fifth number + Third number = 14
* The fourth number is one more than the second number.
* The first number is one less than twice the second number.
* The second number and the third number equals 10.
* The sum of all five numbers is 30.

What is the code ?

Move four matchsticks to the below square to form three squares?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.