I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

I know a nine-letter word having only one vowel.
Do you ?

Lifeless eyes on my smiling face and watch your child's sleeping place. In their dreams they hold me tight. What am I?

Solve the equation in the image by looking at the pattern closely.

One night, Louis and Adam were sitting together. Adam was watching a movie while his wife Louis was reading a mystery book. Suddenly the power went out and Adam decided to go to bed, but strangely Louis kept on reading. There was no artificial light around, so Louis kept on reading. How come?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

I shave every day, but my beard stays the same. What am I?

What can you serve, but never eat?

What is the fastest way to double your money?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?