4. Main rules Ifyouhave a faultwhiletheotherplayerisshottingtheballtothebasketis free-throw, youhavetothrowtheballtwo times and ifthefaultisbehindthethreepoints line there are three free-throws. Youcan’tmakethreestepswithoutthrowingouttheball. Thebasketballgamesusuallyhaveforty minutes.