David works in the accounting department of a local footwear manufacturer that specializes in clogs and boots. Clogs and boots typically sell for $105 and $195 per pair, respectively. Based on past experience, fashion trends, and seasonal shifts, the company expected to sell 720 pairs of clogs and 280 pairs of boots. The variable cost per pair was $48 for clogs and $84 for boots.

At the end of the year, David evaluated the company's sales and contribution margin amounts against the budget. Actual results for the year were as follows.

Actual Sales Volume: clogs, 913; boots, 187.

Actual Selling Price: clogs, $115 per pair; boots, $186 per pair.

Actual per-unit variable costs for each product were the same as budgeted.

(a) For the year just ended, determine the company's total revenues, total variable costs, and total contribution margin for its (1) master budget, (2) flexible budget, and (3) actual income statement.

Total Revenues: $130,200 (Master Budget). $132,330 (Flexible Budget). $139,777 (Actual)

Total Variable Costs: $58,080 (Master Budget). $59,532 (Flexible Budget). $59,532 (Actual)

Total Contribution Margin: $72,120 (Master Budget). $72,798 (Flexible Budget). $80,245 (Actual)

(b) Calculate the company's sale price variance and comprehensive sales activity variance, specifying the amount and sign for each.