There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

Count The number of F's in the paragraph below:

"FINISHED FILES ARE THE RESULT OF YEARS OF SCIENTIFIC STUDY COMBINED WITH THE EXPERIENCE OF YEARS"

I have an eye but still cannot see.

Who am I?

Before Mount Everest was discovered, what was the highest mountain in the world?

If an electric train is travelling south, then which way is the smoke going?

Can you write down eight eights so that they add up to one thousand?

O_er_t_o_

Complete the missing letters of the given word.

I came first on earth but second on the heaven.
I also came twice in a week but found just once in a year.
I stay away from months but you can find me in February.

What am I?

Can you solve this picture maths equation?

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