Can you convert the number zero(0) into a positive number using just one mathematical operator ?

There are nine letters in the below-given diagram. You have to form a nine-letter word using these letters.

I can sizzle like bacon,
I am made with an egg,
I have plenty of backbone, but lack a good leg,
I peel layers like onions, but still remain whole,
I can be long, like a flagpole, yet fit in a hole.

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

Solve the following series:
AZ, GT, MN, __, YB

Client Dempsey living in one of the East Coast states of the U.S. was talking to Landon Donovan, who was living in the West Coast state of the U.S.

Dempsey: What time is it?
Donovan: Wow, It is the same time here.

How is this possible?

There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?

What time is it when an elephant sits on a fence?

There was a man he lives in a hotel each morning he presses the first floor button each evening if there is a person in the elevator he asks him to press the 10 floor button if there is no one in the elevator he takes the stairs why.

What question can you never answer yes to?