Exercise 11-16 Fisk company uses a standard cost accounting system. During January, the company the following manufacturing variances. reported Materials price variance l $1,230 U Labor quantity variance s790 U Materials quantity variance 700 F overhead variance 860 U Labor price variance 410 U In addition, 8,190 units of product were sold at s8 per unit. Each unit sold had a standard cost of s3, selling and administrative expenses were s8,330 for the month