You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

My location can be determined by the below rebus.
So where am i ?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

Count the number of balls in picture below:

Can you place three balls such that the equation shown in the picture holds true?

I am white when I am dirty, and black when I am clean. What am I?

A man has eighty-one cows ( numbered 1,2,3...81 as such). The beauty is that cow no. 1 gives 1ltr of milk, cow no. 2 gives 2ltrs of milk and so on. The man wants to equally distribute the cows among his nine sons so that each one of them gets the same quantity of milk.

How many Watermelons are there in the below picture?

I am a number I am not an odd number I am higher than 90 I am not higher than 100 If you subtract me from 100, you get nothing. What number am I?