In about 200 words, answer all of the following questions by own words

1. In job order cost accounting, the three elements of manufacturing cost are charged directly to job orders. Why is it not necessary to charge manufacturing costs in process cost accounting to job orders? 2. In a job order cost system, direct labor and factory overhead applied are debited to individual jobs. How are these items treated in a process cost system and why? 3. Why is the cost per equivalent unit often determined separately for direct materials and conversion costs