In the opener, Cheek had 16 points for Duke (7-3), and Abby Waner added 10 points.
Shavonte Zellous and Jania Sims each scored 17 points for the Panthers (6-3), although Zellous (6 for 22) struggled from the field.
Center Marcedes Walker, a University City graduate, had nine points and 13 rebounds for Pitt.
Camden Catholic's Rashidat Junaid, a sophomore reserve center, had a career day with 15 points and 10 rebounds for Rutgers (6-2).
Alex McGuire scored 13 points for Army (5-4).
During the recent loss to Duke, Scarlet Knights coach C. Vivian Stringer, unhappy with her starters, pulled all of them from the floor early in the second half.
Yesterday, they sat on the bench for the opening minutes against Army, in part due to illness running through the team.
"I just thought the backups could set a tone for the game, and they did," Stringer said.
Oklahoma 67, Tulsa 47 - Courtney Paris scored 17 points and matched her season-high with 22 rebounds and No. 9 Oklahoma (6-2) cruised to its sixth straight win, against the Golden Hurricane (2-8) in Tulsa, Okla.
Paris extended her streak of double-doubles to 69 straight games.
California 68, Princeton 42 - Kelsey Adrian scored 11 of her 13 points in the second half and had nine rebounds, and the No. 11 Golden Bears (8-1) rolled to a win over the Tigers (3-7) in Princeton.
Meagan Cowher had 10 points to lead the Tigers.
DePaul 93, Loyola of Chicago 51 - China Threatt came off the bench and scored 16 points and Allie Quigley and Deirdre Naughton added 15 apiece, and the No. 15 Blue Demons (7-0) remained undefeated with an easy win against the Ramblers (1-8) in Chicago.
Brittany Boeke, the only double-digit scorer for Loyola, had 13 points.
Notre Dame 61, Purdue 48 - Ashley Barlow scored 19 of her career-high 22 points in the second half and the 16th ranked Irish (8-1) rallied to beat the Boilermakers (3-5) in West Lafayette, Ind.
The Irish won their sixth straight and claimed their first win over the Boilermakers in nine tries at Mackey Arena.
Wyoming 66, St. Joseph's 64 - Aubrey Vandiver scored 20 points and Jodi Bolerjack added 17 as the 21st-ranked Cowgirls (7-1) rallied from a 10-point halftime deficit to edge the Hawks (5-4) in the first round of the Hawkeye Challenge in Iowa City, Iowa.
Amy Gillespie had a career high and tied a team season-high with 20 points for St. Joseph's.
Wyoming will play Iowa in the championship game today, while St. Joseph's will take on Northern Illinois in the consolation game.
Texas 88, Texas A&M-Corpus Christi 41 - Crystal Boyd scored a career-high 16 points and the No. 22 Longhorns (7-2) held the Islanders (1-7) to 26 percent shooting in a win in Corpus Christi.
Michigan State 83, Indiana State 58 - Allyssa DeHaan scored 24 points and Kalisha Keane added 20 along with 11 rebounds, and the No. 23 Spartans (7-2) routed the Sycamores (5-3) in Terre Haute, Ind.
Leah Phillips scored 12 for Indiana State.
George Washington 67, Villanova 52 - Maria Getty scored 15 points, but the Wildcats (7-2) fell to the visiting Colonials (7-3), who got 19 points from Jazmine Adair and 10 more from her twin, Jessica. Villanova's loss snapped a six-game winning streak.
Quinnipiac 65, La Salle 64 - Freshman Ashley Gale scored a game-high 27 points, but the Explorers (3-5) fell to the visiting Bobcats (6-1), who got 17 from Erin Kerner.
Dayton 60, Drexel 50 - The Flyers (8-2) got 21 points and 11 rebounds from Nikki Oakland to run their winning streak to eight in the nonleague game at Drexel (1-6). Jasmina Rosseel led the Dragons with 16 points, and Narissa Suber added 14.
University of the Sciences 84, Post 73 - Erin Chesnavich scored a career-high 29 points as the Devils (2-5, 1-1) beat the Eagles (0-5, 0-2) in a Central Atlantic Collegiate Conference game in Waterbury, Conn.
Philadelphia University 77, Nyack 38 - Jessica Romano scored 21 points and grabbed 10 to lead the Rams (4-3, 1-1) to the CACC win over the visiting Warriors (2-5, 1-2).
West Chester 82, Lincoln 37 - Catherine Andrews scored 15 points and dished out six assists as the Golden Rams (6-1) defeated visiting Lincoln (0-6) in a nonleague game.
College of New Jersey 75, Rutgers-Newark, 44 - Alexandra Gregorek had a double-double (a career-high 22 points and 10 rebounds) in pacing the College of New Jersey (6-2) past Rutgers-Newark (6-2) in their NJAC opener in Ewing, N.J.
Contact staff writer Mel Greenberg at 215-854-5725 or email@example.com. Read his blog at go.philly.com/womhoops.
This story contains information from the Associated Press.