Has a FIBA World Cup game ever ended 96-84?
Exactly once. On September 7, 2002, Angola beat China 96-84, and no FIBA World Cup game before or since has ended that way. When it happened it was a scorigami, the first 96-84 in league history.
That makes 96-84 the 475th most common final score out of 1,178 that have ever occurred in FIBA World Cup. One point away, 97-84 has happened 1 times and 96-85 has happened 1 times.