How can you write nineteen in a manner that if we take out one, it becomes twenty?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

Solve below rebus puzzle?

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

A spy was in Canada trying to steal insider information on how to set up new Maple Syrup factories in their country. He was introduced to the operations manager of the biggest factory in Canada. However, the manager was suspicious and decided to test him with a question before he trusted him. So he asked, “What would you be sure to find in the middle of Toronto?” The spy thought fast and came up with an answer for the manager. What was his answer?

Replace the letters of words with a number so that the below equation holds true

BASE +
BALL
---------
GAMES
----------

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

What does Alexander the Great and Winnie the Pooh have in common?

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?

Today is a very icy and cold morning in Newcastle. Mr Shearer, an office bus driver arrived to pick up the employees from the last stop. Shearer suddenly remembers that he needs to pick a newly joined 4miles to the north. Mr Shearer lost his direction compass, a few minutes later Shearer is able to figure that he is moving in the correct direction i.e. north. How did Shearer know that he is moving in the correct direction?