(Are you) doing okay?and You doing okay?
1. How are you? Mary: Doing okay? Bill: You bet! How are you? Bill: Hey, man! Are you doing okay? Tom: Sure thing! And you?
2. How are you surviving this situation or ordeal? Mary: You doing okay? Bill: Sure. What about you? Mary: I'm doing fine. Tom: Wow, that was some turbulence we just hit! Are you doing okay? Mary: I'm still a little frightened, but I'll make it.