Part1 (7 marks) Jax company costs products using normal costing. For last year the following data are available. Overhead is applied based on direct labor hours. Required: (1) What was the pre-determined overhead rate? (2) What was the applied overhead for last year? (3) Was the overhead over- or underapplied, and by how much? (4) What was the normal cost per unit produced? (to four significant digits)