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

What have one eye but still cannot see?

If,
9 * 8 * 7 = 65
8 * 7 * 6 = 50
7 * 6 * 5 = 37

Find
6 * 5 * 4 = ?

People put me on the table and cut me but do not eat me. What am I?

Can you count the number of triangles in the given figure?

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

A large water tank has two inlet pipes (a large one and a small one) and one outlet pipe. It takes 3 hours to fill the tank with the large inlet pipe. On the other hand, it takes 6 hours to fill the tank with the small inlet pipe. The outlet pipe allows the full tank to be emptied in 9 hours.

What fraction of the tank (initially empty) will be filled in 0.64 hours if all three pipes are in operation? Give your answer to two decimal places (e.g., 0.25, 0.5, or 0.75).

I have one of the three numbers: 1, 2, or 3 in my mind. I speak only truth. You can ask me just one question for which I will only reply in yes or no or don't know. What question will you ask from me so that you are able to know the number?

I cannot talk, but I always reply when spoken to. What am I?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?