Can you identify the famous TV character from the rebus below?

Can you replace the question mark with the correct letter?

6 + 6 + 6 = N
7 + 7 + 7 = E
8 + 8 + 8 = R
0 + 0 + 0 = ?

What have one eye but still cannot see?

If "P" means "-", "Q" means "/", "R" means "+", and "S" means "*" then find the value of the following:

21 Q 7 R 9 S 10 P 13

Our product and our sum always give the same answer. Who are we?

Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

Can you identify the hidden rebus in the image below?

I am the first thing you need while camping.
I am always with the person named Marcos Valencia and Carrick.
But Pogba Zlatan and Rooney think I am wasteful and do not need me.
I am the second to the last thing to add when you are making a patch.

What am I?

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

'S' refers to the number of seconds in a day and 'H' refers to the number of hours in ten years. Which quantity out of these two is greater?