Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

I have an apple tree , number of apple in this tree get doubles every week.

On 30th week , the tree gets completely filled with apples :-)



Can you tell me , on what week does my tree is half covered with apples ?

A certain street contains 100 buildings. They are numbered from 1 to 100. How many 9's are used in these numbers?

4 fathers, 2 grand-fathers and 4 sons went to watch the movie.What is the minimum number of tickets they need to buy ?

What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.

Suppose that you are trapped on the surface of a frozen lake. The surface is so smooth and ideal that there is no friction at all. You cant make any grip on the ice and no wind is blowing to help you out. You have just a mobile phone with you which has got no reception disabling you to call for help.

How will you plan your escape before you freeze to death on the frozen lake?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?

What does below pictogram mean?

How is a fly different from a mosquito?