Can you find a number that lies one third of the distance between 1/3 and 2/3?

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

Can you count the number of triangles in the given picture?

There was a strange boy who was born before his father. How can this be possible?

I have eight fingers and two thumbs but I do not live. What Am I?

In a town, there are over 100 flats.
Flat-1 is named first flat.
Flat-2 is named second flat.
Flat-3 is named third flat.

A visitors 'Victor' decides to walk through all the flats, he finds all the flats except flat-62.
Victor later founds that the local of the town have given it another name.

What is the name of the Flat?

What happened when the wheel was invented?

At a party, there are five people and a whole round cake lying at the centre of the table. Only four people will make a cut and take their piece and the last one will get the remaining piece on the table. How can they make sure that everyone gets a 1/5th of the piece?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

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?