Before Mount Everest was discovered, what was the highest mountain in the world?

Six people park their car in an underground parking of a store. The store has six floors in all. Each one of them goes to a different floor. Simon stays in the lift for the longest. Sia gets out before Peter but after Tracy. The first one to get out is Harold. Debra leaves after Tracy who gets out on the third floor.

Can you find out who leaves the lift on which floor?

If your uncle’s sister is not your aunt, what relation is she to you?

What is the next number in this matchsticks series riddle?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

What animal walks on four legs in the morning, two legs during the day, and three legs in the evening?

Oedipus, the king of Thebes, figured out the answer to the riddle:

Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

Can you identify if it's a murder or a suicide ?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

What building has the most stories?