There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

If,

A + B = C
D - C = A
E - B = C

Based on the above equations, find out the answer for:

D + F = ?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

There is a straight highway. Four different villages lie on that highway. The distance between them is different. The third village is 60km away from the first village; the fourth is 40 km away from the second; the third is 10 km near to the fourth that it is to the second.

Can you calculate the distance between the fourth and the first village ?

Count the number of triangles in the given picture.

What occurs twice in a week, once in a year but never in a day?

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?

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

What demands an answer, but asks no questions

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?