Why 1729 is a magic number? Answer Logically.

What will you call your mother's brother's brother-in-law?

Which number should replace the question mark?

A chicken farmer has figured out that a hen and a half can lay an egg and a half in a day and a half. How many hens does the farmer need to produce one dozen eggs in six days?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

You bought me for dinner but never eat me. What am I?

Two natural numbers have a sum of less than 100 and are greater than one.

John knows the product of the numbers and Jacob knows the sum of numbers.

The following conversation takes place between them:
John: 'I am not aware of those numbers.'
Jacob: 'I knew you wouldn't be. I am not aware myself.'
John: 'Now I know them!'
Jacob: 'Now I know them, too!'

What are the two numbers?

A Car is crossing a bridge 2 miles long. The bridge can only hold 10000 lbs, which is the exact weight of the car. The Car makes it half way across the bridge and stops. A bird lands on the car. Does the bridge collapse? Explain.

How can you write nineteen in a manner that if we take out one, it becomes twenty?

What can go up a chimney down, but can’t go down a chimney up?