Mazoon Leather Company decided to use a multiple predetermined overhead rate to apply manufacturing overhead to jobs. The predetermined overhead rate chosen is labor hours for Primary Treatment Department and machine-hours for Secondary Treatment Department. The accounting records shows the following estimates made at the beginning of the year Secondary Treatment Primary Treatment 30,000 $ 60,000 $ Manufacturing overhead cost 15,000 2,000 Machine-hours 9,000 6,000 Direct labor-hours 40,000 $ 60,000 Direct labor cost What predetermined overhead rates would be used in Mazoon Leather for Primary Treatment Department and Secondary Treatment Department, ?respectively and 75% $1 .a None of the given answer .bo