Move four matchsticks to the below square to form three squares?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

An artist while painting a scenic beauty, decides to paint three layers of blue colour on the sky.

Which layer will go on the first?

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

A donkey is behind another donkey
I'm behind that second donkey
But there is a whole nation behind me

It is a murder you can describe in a word.

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

You need to move three matchsticks to form three squares. Can you do it?

Count the number of triangles in the below picture?

Which is the correct shadow of the bird?

An exterior architect is asked by a builder to plant seven trees in a manner that there are exactly six rows of trees in a straight line and each row has three trees in particular.

How will he do it?