Technical information
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Dels nombres següents, quins pertanyen a l'interval [left square bracket # a comma # b right parenthesis intersection left square bracket # c comma # d right parenthesis]? : -2.2; -1.6; 0.8; -2.5; 18.1
Right answer summary: -2.2; -1.6; -2.5
Question state: todo