By the numbers

• Duke (7-0) travels to Madison to face Wisconsin (7-0) Wednesday, Dec. 1 at the Kohl Center in an ACC/Big Ten Challenge contest. Tipoff is set for 9:30 p.m. (EST) with ESPN televising the contest.

• Duke enters the game ranked No. 4 in the AP Poll and No. 2 in the USA Today Coaches Poll. The Blue Devils are 64-13 when ranked No. 4 in the AP Poll. Wisconsin is ranked No. 2 in the AP and No. 4 in the Coaches Poll.

• The Blue Devils are 30-14 against teams ranked in the top 25 of the AP Poll this decade (2009-10 season) with a 12-8 mark against top 10 teams.

• Wednesday’s game marks the 38th time under Mike Krzyzewski Duke has faced a team ranked in the top 5 of the AP Poll while also ranked in the top 5 of the poll. The Blue Devils are 24-13 under Coach K in matchups of top 5 teams.

• Duke is the winningest team in ACC/Big Ten Challenge history with a 13-2 (.867) record. The Blue Devils won their first 10 matchups in the event before Wisconsin snapped that streak Dec. 2, 2009.

• The Blue Devils are 3-2 overall in ACC/Big Ten Challenge road games but have lost their last two road contests in the event.

• Duke is coming off a 93-73 win over Army Sunday, Nov. 30. The Blue Devils dominated the interior, finishing with a +18 rebound margin, including a 17-6 edge on the offensive glass.

• The Blue Devils shot 65.9 percent (27-of-41) from inside the three-point arc and scored 50 points in the paint against the Black Knights. Duke is shooting 61.4 percent (162-of-264) on two-point field goals and averaging 42.3 points per game in the paint on the year.

• Jahlil Okafor scored a game-high 21 points in the win over Army, while Tyus Jones added 16 points, five rebounds and 10 assists.

By the numbers

• Duke has won each of the first seven games by 10-or-more points, marking the first time since the 2002-03 season it has accomplished that feat. The Blue Devils opened the 2002-03 campaign with nine straight double digit wins.

• The Blue Devils have trailed for just 48 seconds through the first seven games of the season. Duke has not trailed past the 16:46 mark in the first half with its largest deficit being two points.

• Eight different Blue Devils have scored in double figures this season with Quinn Cook and Jahlil Okafor reaching double figures in all seven contests.

• Freshmen Tyus Jones, Jahlil Okafor and Justise Winslow have started all seven games for the Blue Devils. Mike Krzyzewski has started three or more freshmen in a game 42 times at Duke, including 27 times during the 1982-83 season.

• Duke is averaging 25.7 points per game off opponent turnovers. The Blue Devils have scored 20-or-more points off turnovers in six of their seven games.

• Duke’s top-rated freshman class - Grayson Allen, Tyus Jones, Jahlil Okafor and Justise Winslow - combines to average 45.9 points per game while shooting an efficient 52.8 percent (113-of-214) from the field. The group has posted for 16 of Duke’s 29 double figure scoring games this season.

• Quinn Cook has scored in double figures in all seven games and ranks eighth in the ACC in scoring at 15.6 ppg. He leads the ACC in three-point field goals (3.0 3pg.), while also ranking among the conference leaders in three-point percentage (.429 - 8th), assists (4.0 apg. - T-9th) and assist-to-turnover ratio (4.67:1 - 3rd).

• Jahlil Okafor, a three-time ACC Freshman of the Week selection, ranks second in the ACC in scoring (17.7 ppg.) and field goal percentage (.636), while also ranking among the league leaders in rebounds (13th - 7.9 rpg.), offensive rebounds (T-4th - 4.0 orpg.) and blocks (T-9th - 1.57 bpg.). Okafor averaged 22.5 points and 7.5 rebounds per game to claim last week’s award.

• Amile Jefferson continues to be active on the glass, averaging a team-high 8.9 rebounds per game (5th in the ACC). He has collected 29 of his 62 rebounds on the offensive end of the floor and is third in the league in offensive rebounds (4.14 orpg.).

• Duke’s backcourt tandem of Quinn Cook and Tyus Jones has combined for 70 assists with just 13 turnovers (5.39:1 assist-to-turnover ratio) through seven games. Both players rank in the top 10 of the ACC in assists and assist-to-turnover ratio.

• Matt Jones is averaging 7.6 points per game, while shooting 55.6 percent (10-of-18) from three-point range. As a freshman, Jones was just 3-of-21 (.143) from behind the arc and averaged 1.8 ppg.

• Jahlil Okafor has grabbed four or more offensive rebounds in four straight games and is averaging 5.8 offensive rebounds per game in that span.

• Tyus Jones recorded 10 assists with no turnovers in the win over Army to become the second player in Duke history to post 10-or-more assists in a game without a turnover. He currently leads the ACC and is tied for fifth nationally with a 6.00:1 assist-to-turnover ratio (minimum 4.0 apg.).

• Duke’s post rotation of Amile Jefferson, Jahlil Okafor and Marshall Plumlee combines to average 30.6 points and 19.9 rebounds per game while shooting 66.4 percent (89-of-134) from the field