No. 6 Duke 68, Georgia Tech 51: Jabari Parker scored 16 points with 14 rebounds and the visiting Blue Devils smothered the Yellow Jackets’ offense in winning for the ninth time in their past 10 games.

Duke (21-5, 10-3 ACC) used a pair of 12-3 runs in the first half to build a 19-point advantage, shooting 58.6 percent from the field and hitting seven 3-pointers in leading 43-27 at halftime. Rodney Hood hit three of his four 3-pointers in the game’s first six minutes, finishing with 14 points.

Robert Carter Jr. scored 13 points with eight rebounds off the bench to lead Georgia Tech (13-13, 4-9), which finished at 39.1 percent from the field in losing its fifth in the past seven contests. Kammeon Holsey added 12 points, but the Yellow Jackets struggled to establish any offensive rhythm against Duke’s stifling defense.

Hood made two 3-pointers in the first 90 seconds and Parker’s layup 3 ½ minutes in staked the Blue Devils to a 12-3 advantage. Duke led 24-14 with 8 ½ minutes left in the half before scoring 12 of the next 15 points – the first seven by Quinn Cook – to push its cushion to 36-17 with 5:45 to go before halftime.

Hood’s jumper with just under 16 minutes remaining swelled Duke’s lead to 50-30, but the Blue Devils went scoreless for the next five minutes. Georgia Tech carved the lead to 52-40 on two Chris Bolden free throws with 10:18 to go, but Hood’s 3-pointer and Parker’s three-point play quickly pushed the lead to 58-40.

GAME NOTEBOOK: Duke has won 31 of the past 34 meetings with Georgia Tech, including the last seven matchups. … Georgia Tech G Trae Golden, the team’s leading scorer who missed two of the previous three games with a groin injury, played sparingly in the first half and did not appear in the second half. … Parker posted his ACC-leading ninth double-double.