Boys’ Basketball Greater Lowell 51, North Reading 44 Rockport 59, Notre Dame (Tyngsbourough) 44 Lowell Catholic 54, Lynn Tech 46 Saugus 81, Minuteman 61 Beverly 78, Haverhill 55 Stoneham, Winthrop50 Girls’ Basketball Hamilton-Wenham 41, Winthrop 33 North Reading 62, Stoneham…