Ummm... I THINK so, but only because I haven't seen them anywhere on F2P. But keep looking! I might have missed a spot.
No, unfortunately.
you pick them
the highest combat level you can achieve is 126 is you are non-member or 138 if you are member, you need to get 99 str att def prayer and constitution to get 126 and all the same plus summoning to get 138.
the mansion in draynor village.
£3.50 per month from credit/debit cards or £5 by mobile phone. there are many methods, follow this link - http://www.runescape.com/members/members.ws
either buying it or getting drops from mages
you have to do the Quest to get the silverlight look in your Quest book
Shade robes used to a random reward but the random is now discontinued but the item is still a F@P item (free to play) but it can only be obtained in members for now on. If you meant Ghostly robes then you can obtain it in the Quest-All Fired Up(by lighting the beacons and talking to the lil guys.
yes you can make arrows with the right smithing level.
sword hops, mining shops, armor shops, etc.
You should only need to rewind shades if they are too long for your needs or want.
Using RGB colour coding, there are millions of possible different shades of pink. But there are only 29,000 shades of pink known to man.