DaVonte Lacy scored 16 points and Washington State beat Purdue 69-54 in the Old Spice Classic consolation round on Friday.
The Cougars (3-3) also got 13 points from both Jordan Railey and Royce Woolridge in stopping a three-game losing streak.
Terone Johnson had 16 points for Purdue (5-2), which was coming off a 97-87 loss Thursday to No. 5 Oklahoma State in which the Boilermakers rallied from a 24-point deficit to get within four with 3:16 to play.
D.J. Shelton had a pair of 3's to key a second-half opening 14-2 run that put Washington State up 31-29 with 16 minutes left. Lacy's 3-pointer gave the Cougars a 49-44 advantage 13 minutes into the half.
Shelton finished with 12 points.
The Washington State advantage grew to 11, at 59-48, when Railey had a three-point play and then had an assist on Dexter Kernich-Drew's layup with 2½ minutes left.