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?

What can you hold in your right hand, but never in your left hand?

An equation has been laid down using a few matchsticks. However, as you can see, the equation is not correct. Can you correct the equation if you are allowed to add or remove 5 matchsticks?

A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.

In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?

Which letter of the alphabet has the most water?

When it is alive we sing, when it is dead we clap our hands. What is it?

What's the only room from which no one can enter or leave

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?

What has a bottom at the top?

Can you convert the number zero(0) into a positive number using just one mathematical operator ?