From the following information for Alfred Industries compute the overhead spending variance and the volume variance:

Standard manufacturing overhead based on normal monthly volume:

Fixed ($300,000 divided 20,000 units)............................................ $15.00

Variable ($100,000 divided 20,000 units)......................................... 5.00 $20.00

Units actually produced in current month.......................................... 18,000 units

Actual overhead costs incurred (including $300,000 fixed)............... $383,800