Swirlix Semicon Manufacturing Inc uses machine hours (MHs) for its overhead rate. The production data for the month of November is as follows: Estimated MOH costs Estimated allocation base P800.000 Predetermined overhead rate 16,000 MHS 2 Actual amount of allocation base 15.820 MHS Actual manufacturing overhead Applied manufacturing overhead Over or (under) applied overhead P801.250 2 Swirlix's Predetermined overhead rate is per MH