Vex Corporation manufactures a variety of products. In the past, Vex had been using a traditional overhead allocation system based on machine-hours. For the current year, Vex decided to switch to an activity-based costing system using machine-hours and the number of inspections as measures of activity. Information on these measures of activity and related overhead rates for the current year are as follows: Estimated Activity Predetermined Overhead Rate Machine-hours 50,000 8 per machine-hour Number of inspections 3,000 40 per inspection Job #812 for the current year required 15 machine-hours and 2 inspections. Would this job have been over-costed or under-costed under the traditional system and by how much? Multiple Choice Over-costed by 80 Under-costed by 36 Under-costed by 44 Under-costed by 80