Factory Overhead Controlable Variance Bellingham Company produced 2,100 units of product that required 1.5 standard hours per unit The standard variable overhead cost per unt is s6.80 per hour. The actual variable factory overhead was $21,080. Determine the variable factory overhead controllable varlance. Enter a favorable variance as a negative number using a minus sign and an unfavorable varlance as a positive number. Favorable v