Offhand, I believe my Reach k/d was about a 1, give or take a couple hundredths. My Gears 3 beta k/d was 1.3.
I really don't care about my k/d ratio. If I'm at or above a 1, then I'm fine. And if I drop below that in a match, oh well. Everyone has a bad match now and then. Just gotta move on...