wheels for a b/d

ok does anybody know if 18x8.5" wheels with 5.5" backspacing will fit on the front of a 3"body droped mazda b2000 with 215/35 tires and i also want to know if 20x8.5s with 5.5 bs will fit on the back with a 225/35 any info will help discount tire's are idiots