PREP FOOTBALL Anderson County 38, Austin-East 0 Arlington 24, Collierville 17 Bartlett 41, Douglass 6 Baylor 34, Knoxville Webb 7 Blackman 42, Brentwood 21 Boyd Buchanan 49, McMinn Central 6 Brentwood Academy 43, Liberty Magnet 19 Briarcrest 54, George Carver 12 CAK 47, Powell 13 Campbell County 64, Lynn Camp, Ky. 0 CBHS 28, Germantown 7 Centennial 28, Nashville Overton 21 Chattanooga Central 24, Polk County 0 Chattanooga Christian 24, Lookout Valley 0 Chester County 19, South Gibson 12 Chuckey-Doak 24, South Greene 17 Clarksville NW 32, Todd Co. Central, Ky.