NY -- Standard&Poor's CreditWire 10/20/95 -- Standard&Poor's affirms its ratings on ConAgra Inc.'s (ConAgra) senior debt at triple-`B', subordinated debt and class E convertible preferred stock at triple-`B'-minus, and commercial paper at `A-2'. In addition, Standard&Poor's affirms its triple-`B'-minus rating on subsidiary ConAgra Capital L.C.'s $525 million preferred securities. Also, Standard&Poor's revises the rating outlook to positive from stable, reflecting steady improvement in financial measures, coupled with the resolution of tax issues stemming from ConAgra's purchase of Beatrice Co. in 1990. Ratings reflect ConAgra's relatively low business risk, derived from a broad portfolio of leading packaged-food brands and its major positions in meat packing, poultry, flour milling, grain trading, and agricultural inputs,