Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

Which is faster, Heat or Cold ? Explain.

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

f you were running a race, and you passed the person in 2nd place, what place would you be in now?

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?

Keyboard words are not in alphabetical order, Why?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

I come in different shapes and sizes.
Parts of me are curved, other parts are straight.
You can put me anywhere you like,
but there is only one right place for me.
What am I?