You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?

If a shopkeeper can only place the weights on one side of the common balance. For example, if he has weights 1 and 3 then he can measure 1, 3 and 4 only. Now the question is how many minimum weights and names of the weights you will need to measure all weights from 1 to 1000? This is a fairly simple problem and very easy to prove also.

A number can be multiplied by multiple of nine
i.e 9 18 27 36 45 ...

and the resulting number consist of only one digit.

Can you identify the number ?

Can you spot the hidden girl in the picture below?

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?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

What word is pronounced the same if you take away four of its five letters?

I look at you, you look at me I raise my right, you raise your left. What am I?

A gardener planted the Lemon trees in a mathematical ordered way (i.e. he planted a tree in rows).
He created a total of 19 rows of trees.

Note: There should be more than 2 trees to count as a row.

What is the minimum number of trees required by the gardener to have 19 rows of trees?