Randolph company has two departments (department a and department b) for job #111. as cost drivers used to apply overhead to products, the department a uses machine-hours and the department b uses direct labor-hours. the following estimates were provided for 2018 at the beginning of the year.
department a
direct labor-hours 30,000
machine-hours 80,000
direct labor cost $500,000
manufacturing overhead costs $420,000
department b
direct labor-hours 60,000
machine-hours 20,000
direct labor cost $900,000
manufacturing overhead costs $240,000

the accounting records of the company show the following data for job #111 for january:
department a
direct labor-hours 120
machine-hours 60
direct material cost $300
direct labor cost $500
department b
direct labor-hours 70
machine-hours 5
direct material cost $300
direct labor cost $400

what is the amount of overhead costs allocated to job #111 on the basis of job-order costing system?