John replied, when asked how old he was. In 2 years he will be twice as old as he was five years ago.' How old is he ?

Count the number of triangles in the given picture.

Find the missing number in the sequence below:

Using eight eights and addition only, can you make 1000?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

You need to arrange three 7 and mathematical symbols to form number 1?

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?

You have two rectangular wires.

Both of them have property that when you light the fire from one end , it will take 60 minutes to get completely burn.

However, they do not burn at consistent speed (i.e it might be possible 1st 20% burn in 50 minutes and 80% can burn in 10 minutes).

So how could you measure 45 minutes ?

You and your two friends are working in a multinational company. How can you three find out the average salary of you all without disclosing your own salary to the other two?

I am soft and cuddly that soothe your heart. But, If you pick my last name I am going to tear you all apart. Who am I?