How many gods did the Greeks and Romans believe in?
There were 12 principle gods in the Greek and Roman pantheon, but they had thousands more lesser powerful gods and deities too
Where did the gods live?
Mount Olympus
How powerful were the gods?
None were omnipotent or omniscient as each had specific specialities
How did gods behave?
Very similarly to humans as they expressed emotions such as anger (but used their power to cause devastating effects unlike humans)