When monkey rotate the gear, which mark will be hit 1 or 2 ?

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 ?

Once while in his court, King Akbar asked Birbal to write something on a wall that makes one sad when read in good times and makes one happy when read in sad times.

He took only a few moment and wrote something that fit the requirements. What did he write?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

How many times in a given day, minutes and hour clock comes in a straight line ?

In which direction should the missing arrow point?

What is the word or phrase?

We can be boring,Or interesting.
We can be long,Or short.
We can have pictures,Or just words.
Many love us,But many also hate us.
What are we?

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

I am white when I am dirty, and black when I am clean. What am I?