what does this picture(rebus) riddle means ?

Wednesday, Steve and Pam go to a restaurant to eat lunch. After eating lunch, they pay the bill. But Steve and Pam do not pay the bill. So…who does?

Which of the following words don't belong in the group and why?
CORSET, COSTER, SECTOR, ESCORT, COURTS

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

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

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?

I am quite hot but become too cold if you remove the first two letters. What am I?

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

A girl was sitting in her hotel room when she heard a knock on the door. She opened the door and found that a man was standing outside.
The man said, "Oh! I am really sorry, I thought this was my room."
He then walked through the corridor to the elevator. The girl did not know the man. She closed her door and called security asking them to apprehend the man.
What made her suspicious of that man? He might have been genuinely mistaken.