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"

A person was found dead on a big green land with no trees or buildings around. When the police arrived, they found a piece of rock lying next to him and the man was wearing clothes comprising of red, blue and yellow colours.

Can you tell who the person is and what was the cause of death?

What jumps when it walks and sits when it stands?

During which month do people sleep the least?

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

What has one letter and starts with an E?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

I am a type of vehicle that has two wheels and is powered by humans. What am I?
Hint 1: You can ride me for exercise.
Hint 2: I am environment-friendly.

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

Which Burger Is Different in below image?