Stupid Question
I think you have a separate MMR for unranked.
Yes, there are two MMRs one for ranked and one for unranked. So they do not interact.
Yes, there are two MMRs one for ranked and one for unranked. So they do not interact.
Additionally, the unranked mmr has less of an impact in finding you a game. The game tries to match similar like players with you, but prioritizes just finding you a game.
Ok, thank you all for the clarification.