You order chicken wings at KFC in the boxes of 6, 9 and 20. What is the largest number of wings that you cannot obtain by buying in any combination of the boxes?

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

Who am I?

In the picture that is attached with this question, you can find a square which comprises of four little squares inside it. Consider this square to be made with matchsticks. You have to remove two matchsticks such that only two squares remain instead of five.How will you do it ?

What does man love more than life, hate more than death or mortal strife; That which contented men desire; the poor have, the rich require; the miser spends, the spendthrift saves, and all men carry to their graves?

Can you count the number of triangles in the picture below?

What has 13 hearts but no other organs?

Why is a river so rich ?

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

The more of this there is, the less you see. What is it?

What has 88 keys?