DURHAM, N.C. Carlos Boozer scored 23 points and Shane Battier 21 as No. 2 Duke rebounded from a loss to North Carolina three days earlier by beating Florida State 100-58 Sunday.
The victory gave the Blue Devils (20-2, 8-1 ACC) their 16th 20-win season in the last 18 years under Mike Krzyzewski and kept them a game behind the No. 4 Tar Heels in the race for the league title.
Mike Dunleavy added 18 points for Duke, while Jason Williams, who averaged 24.4 points in his previous 15 games, was held to a season-low eight, but had 10 assists and six steals.
The Seminoles (6-16, 1-8) fell to 0-8 this season against ranked teams and have lost 13 straight to the Blue Devils. Florida State matched a season high with 21 turnovers.
No. 5 Michigan St. 72, Purdue 55
East Lansing, Mich. Michigan State used a 22-0 first-half run and a suffocating defense to extend the nation's longest home winning streak to 41 games. Andre Hutson scored 14 points, Zach Randolph 12 and Marcus Taylor 10 as the Spartans (18-2, 7-2 Big Ten) turned a close, physical game into a rout.
The Spartans, hoping to move up in the rankings after losses by No. 1 Stanford, No. 2 Duke and No. 3 Kansas, outrebounded Purdue 51-26.
No. 9 Maryland 69, Clemson 54
College Park, Md. Maryland's Terence Morris scored 18 points, including three clutch baskets down the stretch. Lonny Baxter had 14 points and 13 rebounds for the Terp (15-6, 6-3 ACC), who beat Clemson for the seventh straight time.
No. 20 Boston College 89, Villanova 74
Boston Troy Bell scored 22 points as Boston College (16-2, 7-1 Big East) extended its best start in 34 years. Reserve Ryan Sidney, who finished with 12 points, sparked an 11-0 first-half run. BC's lead ranged from 12-18 points the rest of the way. Sidney had three steals and two baskets in the span.
No. 22 Seton Hall 64
East Rutherford, N.J. Todd Billet scored 16 of his points in the final 6:45, and Rutgers (9-11, 1-8) overcame a 17-point second-half deficit for its first Big East victory of the season.