Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

I cannot talk, but I always reply when spoken to. What am I?

Why do you find that most of the buildings are deprived of the 13th floor?

Name a key which is hardest to turn.

You are stuck on an island where you have nothing. You find four pieces of paper somewhere on the island. What will be your strategy to escape from the island safely?

PS: No other resource is available to you on the island, neither can you build anything.

What is red and smells like blue paint?

What do you call a fish without an eye?

Which Travels Faster? Solve below famous picture riddle:

What has a ring but no finger?

First, think of the colour of clouds. Next think the colour of snow. Last, think of the colour of the moon. Now, what do cows drink?