Completed my graduation in b.com and doing CS, wanted to do MBA by correspondence pls tell me best collage i got 50% in graduation.

I am doing job in finance in a well versed travelling co. and wanted to study MBA with CS(which doing now) got 50% markes in graduation pls tell me best collage, i want only correspondence.i consult with AMITY university, is this the right decision?pls tell