This is what I am told:
Time sharing:
4000 is the limit score to pass corresponding to 25% (total efficiency). Aim: 4500-5000
Workin Memory:
800seconds and 5 errors is the limit correspoding to 25% (speed & accuracy) Aim: 770 sec and 1-2 errors at home.
Spatial Orientation:
170sec and 10 errors is the limit correspoding to 25% (speed & accuracy) Aim: 150 sec and 3-4 errors at home.