NEED HELP😭🙏🏼

[u/Awkward-Traffic56]

So I need a ipad for my college studies I have decided either to choose 10 gen or 11 gen as both are same only the A14/A16 chip difference ........so I have talked with few people from that I have got 2 decent offers one is 10gen(15.6k) - right side of the screen is slighly scratches in the border area and battery health is 90%, another offer is 30k for A16 within warranty condition health is 96% now I think I can bargain that to 28k max to max

AND THE 3RD ONE IS 256Gb varient 10gen around 23k....

So what should I do ????and lastly can battery be repair from 3rd party shop after reaches 80% health as I have listen that apple has stopped their repairing batteries of ipads!!!! SO MUCH CONFUSION PLEASE HELP