Count the number of times the letter "F" appears in the following paragraph:

FAY FRIED FIFTY POUNDS OF
SALTED FISH AND THREE POUNDS
OF DRY FENNEL FOR DINNER FOR
FORTY MEMBERS OF HER FATHER'S FAMILY.

Twice ten are six of us,

Six are but three of us,

Nine are but four of us;

What can we possibly be?

Would you know more of us?

Twelve are but six of us,

Five are but four, do you see?

What are we?

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

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

In an interview, a boy was asked an unusual question 'How two persons sitting with a table in between them can't see each other?' He was unable to reply. Can you?

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

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?

Which Burger Is Different in below image?

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?