CHRIS KELLY staff St. Thomas student Kateri Noble, 13, of Monroe, is one of 124 students representing 19 central New Jersey elementary schools competing in the second annual Mathematics Competitions sponsored by St. Joseph High School, Metuchen, on Jan. 12. For more photos, see page 3. CHRIS KELLY staff St. Thomas student Kateri Noble, 13, of Monroe, is one of 124 students representing 19 central New Jersey elementary schools competing in the second annual Mathematics Competitions sponsored by St. Joseph High School, Metuchen, on Jan. 12. For more photos, see page 3.