A service provider purchases a licensed EPS of 520. The guaranteed EPS allocated to three customers is 50,
100, and 150 respectively. At the end of every three-minute interval, incoming EPS is calculated at every collector and the value is sent to the central decision-making engine on the supervisor node.
The incoming EPS for the first collector is 25. the incoming EPS for the second collector is 50, and the incoming EPS for the third collector is 75.
Based on the information provided, what is the unused events total calculated by the supervisor?