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.

A sundial has the fewest moving parts of any timepiece. Which has the most?

What month of the year has 28 days?

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

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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 ?

Four men were in a boat on the lake. The boat turns over, and all four men sink to the bottom of the lake, yet not a single man got wet! Why?

Identify the 10 differences between the two given pictures.

Identify the movie name through below Rebus containing Pi Mouse and coconut tree..

A tree doubled in height each year until it reached its maximum height over the course of ten years. How many years did it take for the tree to reach half its maximum height?