The following are the pairings for the Group Finals in Trenton on Sunday. Group V (4) North Bergen vs. (1) Brick Memorial, 10 a.m (3) North Hunterdon vs. (2) Hunterdon Central, 10 a.m.   Group IV (4) Roxbury vs. Phillipsburg, 12:30 p.m. (3) Clearview vs. (2) Jackson Memorial, 12:30 p.m.   Group III (4) Voorhees vs. (1) Paramus, 10 a.m. (3) Delsea vs. (2) South Plainfield, 10 a.m.   Group II (4) Delaware Valley vs. (1) Lenape Valley, 10 a.m. (3) Buena vs. (2) Hanover Park, 10 a.m.   Group I (4) Pompton Lakes vs. (1) Bound Brook, 12:30 p.m. (3) Cinnaminson vs. (2) Paulsboro, 12:30 p.m.   NON-PUBLIC A Bergen Catholic vs. St. Augustine, 3:30 p.m.   NON-PUBLIC B DePaul vs Holy Cross, 6:00 p.m. 11