Pronounced as one letter,
And written with three,
Two letters there are,
And two only in me.
I am double, I am single,
I am black blue and grey,
I am read from both ends,
And the same either way.

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.

If,

A = 1

B = 2

C = 3

...

...

Z = 26.

Based on above rule, you need to find an eleven letter word whose letter sum is equal to 52.

You throw me out when you want to use me and you take me in when you don't want to use me.

Who Am I?

Can you find the missing piece of the Porsche?

I am a seven-letter word but if you remove four of my letters I will have one left. What word 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?

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

I have no life, but I can die. What am I?

How many times can you subtract the number two from the number fifty?