Will the iPad 2 case fit the iPad 3?
Yes, the iPad 3 is only .6mm thicker. iPad 2 is 8.8mm and iPad 3 is 9.4mm .
Will a rubber case and a smart case for ipad 2 fit onto the ipad 2 at the same time?
Will an iPad 2 case fit iPad 3?
Most cases, except for the hard clamshell type snap-cases will fit both the 2 gen and 3 gen iPad.
Should I you get an iPad 2 or iPad 3 I like the iPad 2 costs less and is thinner but I also like the iPad 3s retina display and camera?
I suggest to buy an iPad 3 as its camera rocks,it's good resolution screen. So fast processor .ipad2 is not at all good.
When you open the iPad smart cover for the iPad 2 will it turn on automatically?
It will turn on automatically.