So we just started managerial accounting 2 weeks ago in my dual financial/managerial class and the teacher is horrendous. Like seriously I've never had a worse professor in my life. He doesn't explain anything and we basically are teaching ourselves stuff. I can't figure out a lot of this assignment but there are a few problems similar to this one and I'm hoping that figuring out how to do this one will give me an idea for the others.
Geschke Corporation, which produces commercial safes, has provided the
above data. The variable overhead efficiency variance for supplies is:
I've tried multiple equations and stuff and I can;t seem to get a number matching those ones. Any help would be awesome