I travel all around the world but always stay in the corner. What am I?

Can you replace the question mark with the correct number?

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

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:

Transform the word THINK into BRAIN while changing only one letter at a time in a manner that each of the word in the process is a real word!!!

I have a hole in my back and legs I lack.
I live where I can’t breathe and I eat without teeth.
What am I?

What does an Island and the letter T have in common?

On a charity event in Russia, Murray beat Djokovic by winning six games and losing three games.
Note: There is a total of 5 service breaks(one who serve lost the game).
Who served first, Djokovic or Murray?

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

Two Twins Jack and Jill were standing back to back and suddenly they started running in opposite direction for 4 kilometres and then turn to left and run for another 3 kilometres.

what is the distance between the Baggio twins when they stop ?