: The utility is the sum of the utilization of all the units that a consumer divides a product or service at a given time. Suppose a consumer divides three oranges in a row at a given time and uses 8 units 5 units and 4 units from the 1st , 2nd and 3rd oranges respectively. In this case, its matte utility is the sum of utilization obtained from all the units, i.e. its mat utilization (6 units, 5 units and 4 units) or 15 units.