Moving Out Questions?

Me and my friend are going to move out in january. I'm 17 n she is 18. I have trailer that is already payed for. We both live with our parents right now. My dad bough Two trailers and one is mine. I will need to pay a lot note of almost 300.00 plus utilities. How much should we exspect the utilitie bills to be? We also each have two pets. She has a pomeraian & cat. I have a border collie & shih tzu. We already pay for every thing for our dogs. Oh, and I have a betta but i cant really count him. Also neither of us has really has ever cooked anything we usually just go pick somthing up. Where would we learn to cook? How much are groceries? How much should it cost to furnish a house minus apliances and bed room stuff, we also have 2 desk, 3 laptops, 2 TV's & 1 entertainment center. We plan on getting most our stuff off of craigs list ummm plz do not say we r to young. Plz any thing you can think to tell me plz tell me becuase we wanna be prepared. Oh, she is in college and im going to G.E.D classes...we both have our driver license and jobs.