Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.

You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

There are three boxes of different sizes with three cupcakes inside each of the boxes in Christina's kitchen. At night her daughter wakes up and goes to the kitchen. She opens a box and eats all three cakes.

But in the morning Christina finds out that each box still had three cupcakes. How?

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

What is the next number?

77, 49, 36, 18 ?

When it's bad luck to meet a black cat?

I went to the bookshop and spent one-half of the money that was in my purse.

When I came out, I found that I had as many cents as I had dollars and half as many dollars as I had cents when I went in. Find the money in my purse when I entered the store.

There was a strange boy who was born before his father. How can this be possible?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?