Why is a river so rich ?

The dirtier I get, the whiter I look. Who am I?

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.

What is the next number in this series?

4,12,84,3612....

What's the best place to go shopping in the ocean?

Who always enjoys poor health?

I am eight letters long - "12345678"
My 1234 is an atmospheric condition.
My 34567 supports a plant.
My 4567 is too appropriate.
My 45 is a friendly thank-you.
My 678 is a man's name.

What word am I?

Can you write down eight eights so that they add up to one thousand?

The average age of 10 members of a committee is the same as it was 4 years ago, because an old member has been replaced by a young member. Find how much younger is the new member ?

A father's child, a mother's child, yet no one's son.

Who am I?