School/ Work InterestsYoutube/Blog SoleraBank/Car Dog O Messages for web -Other bo Saved Help Save & Exit Submit Grant Co. uses the following standard to produce a single unit of its product: Variable overhead (160 hrs. per unit $3.70/hr) Actual data for the month show total variable overhead costs of $138.640, and 22,000 units produced. The total variable overhead variance is: Multiple Choice $8,400F $8,400U. $62,400F $0. 3