Exercise 8-4A Determining sales and variable cost volume variances LO 8-3 Gibson Manufacturing Company established the following standard price and cost data: Sales price Variable manufacturing cost Fixed manufacturing cost Fixed selling and administrative cost 8.70 per unit 3.10 per unit $2,400 total $1,000 total Gibson planned to produce and sell 2.200 units. Actual production and sales amounted to 2,300 units Required a. Determine the sales and variable cost volume variances. b. Classify the variances as favorable (F) or unfavorable (U) d. Determine the amount of fixed cost that will appear in the flexible budget e. Determine the fixed cost per unit based on planned activity and the fixed cost per unit based on actual activity Req A and B Req D Req E Determine the sales and variable cost volume variances and classify the variances as favorable (F) or unfavorable (U). (Select "None" if there is no effect (i.e., zero variance).) Volume Variances Salos iable manufacturing Req D Req A and B