So I'm currently D3 and hard stucked and i play on 60hz monitor and i get fps around 100-120, if I buy a new monitor say 144hz or 165hz, will i get ranked up to radiant??

I’ve lost 19/20 of my last games (the win was because an enemy left). I started this season gold 3 and hit plat 2 fairly quickly, mostly wins with a few losses. I grinder a bit more and hit diamond 1 twice after losing it. The second time I...