Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: ¿Cual es la pendiente de la recta? {y=2/3·x+7/3; y=1/9·x+22/9; y=-x+3} -> {2/3; -1; 1/9}
Right answer summary: y=2/3·x+7/3 -> 2/3; y=1/9·x+22/9 -> 1/9; y=-x+3 -> -1
Question state: todo