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.

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

People put me on the table and cut me but do not eat me. What am I?

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

Can you move 2 matchsticks to form four equal sized squares.

Remove two matchsticks to make the below equation correct.

Below is the sum of symbols in each row and column in the figure. Analyzing the figure, can you find out the value of the symbols?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

Different lights make me strange by changing me into different sizes. What am I?