I don't get anymore wetter, no matter how much rain falls on me.

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

A girl has as many brothers as sisters, but each brother has only half as many brothers as sisters. How many brothers and sisters are there in the family?

You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

Replace the question mark with the correct number in below Picture:

I am eight letters long - "12345678"
My 1234 is an atmospheric condition.
My 34567 supports a plant.
My 4567 is too appropriate.
My 45 is a friendly thank-you.
My 678 is a man's name.

What word am I?

What is 3/7 chicken, 2/3 cat and 2/4 goat?

Assume there are approximately 5,000,000,000 (5 billion) people on Earth. What would you estimate to be the result, if you multiply together the number of fingers on every person's left hand? (For the purposes of this exercise, thumbs count as fingers, for five fingers per hand.) If you cannot estimate the number then try to guess how long the number would be.

How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?