I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

What begins with T, ends with T, and has T in it?

What word begins and ends with an E, but has only one letter?

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?

Can you name some countries which do not have the alphabet 'A' in them?

In a university, a professor gave a set of three problems to the three brilliant students of his class. See the image for the questions.

John and Jill are madly in love with each other. To remind Jill of his pure love, John wants to send her a ring by post but in their country where burglary is quite prominent, any package that is not locked comes under the risk of being stolen for the contents.

John and Jill possess many padlocks but neither one of them has the other key.

Can you find a way John can send the ring to Jill safely?

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

What is the last thing you take off before bed?