 | | Xavier | 86 | | 14-3 |  | | Butler | 61 | | 2-14 | | Mar 8, 1990 | |  | | Marquette | 57 | | 10-7 |  | | Evansville | 66 | | 8-6 | | Mar 8, 1990 | |  | | Saint Louis | 58 | | 9-6 |  | | Loyola Chicago | 67 | | 4-12 | | Mar 8, 1990 | |  | | Detroit Mercy | 72 | | 3-12 |  | | Dayton | 90 | | 0-0 | | Mar 8, 1990 | |
| | | Loyola Chicago | 95 | | 4-12 | | | Dayton | 97 | | 0-0 | | Mar 9, 1990 | | | | Xavier | 89 | | 14-3 | | | Evansville | 78 | | 8-6 | | Mar 9, 1990 | |
| | | Xavier | 89 | | 14-3 | | | Dayton | 98 | | 0-0 | | Mar 10, 1990 | |
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