tire size 20x10

i am going with a 20x10 and 18x8or8.5 on 96 caprice. what is a good tire size to run on a 20x10???

yo man i got 20x10s on my s-10 and im running a 275/30/20 nito 555s and the front i have 19x8.5 and im running a 235/35/19

i am running 245/35 it is not to thin and not to thick

anyone???????????

10" width requires.....

275/30/20
285/30/20
275/35/20

...for the '96 caprice/impala/roadmaster.