The least able lost the most marks because they had gained the most from cheating. If you were able to get 90% without cheating the absolutely most you could lo

The least able lost the most marks because they had gained the most from cheating. If you were able to get 90% without cheating the absolutely most you could lose is 10 percentage points, while if you are able to only get 10% then the most you could lose is 90 percentage points.