Does he like me? Hmmmm...?

okay so theres this boy lol anyway bout a month ago i was goin out with this one boy lets call him Bob while i was going out with Bob this other [the one i like now] [hes REALLY nice in the face lol] boy lets call him yBob told me he liked me but that was three weeks ago and i broke up with Bob [for a reason] but now every time i see ybob i blush and he smiles we havent really tlked but we smile and blush lol i kno him from his friends they tell me about him n stuff and tell him about me so i kinda have two Q's 1. how do i get to kno him better i hardly see him 2. does he like me enough to make a move?