What is the below Rebus indicate?

A man lives on the fifteenth floor of an apartment building. Every morning he takes the elevator down to the lobby and leaves the building. In the evening, he gets into the elevator, and, if there is someone else in the elevator, or if it was raining that day, he goes back to his floor directly. Otherwise, he goes to the tenth floor and walks up five flights of stairs to his apartment. Can you explain why he does this?

Find the smallest sentence with all the English alphabet.

What is full of holes but still holds water?

Find the missing letter in the last circle logically in the given below picture.

Can you decipher the two rows to find the hidden word?

Can you count the number of matches in the picture below ?

I am sure no one can have two things for dinner. what are they?

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

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?