Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

In a football game, Christina defeated Teresa by 2 - 0 but no man from either side scored. How can this be possible?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

Why 1729 is a magic number? Answer Logically.

Can you spot the hidden girl in the picture below?

Arrange the numbers 1, 2, 3, 4, 5, 6, 7, 8 and 9 above and below the division line in a manner that the thus formed fractions equal to 1/3.

(You can use one number only once)

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.

No one wants to have it, but if one got it, he does not want to lose it. What is It?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?