Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: LOS _B_ OP... [b minus 19 equals negative 4] : [negative 4 over 19] ; [negative 76] ; [15] ; [negative 23]
Right answer summary: [15]
Question state: todo
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: LOS _B_ OP... [b minus 19 equals negative 4] : [negative 4 over 19] ; [negative 76] ; [15] ; [negative 23]
Right answer summary: [15]
Question state: todo