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3) 17-29. Industry Volume and Market Share Variances Gerisch Consolidated sold 21.150 units of its only product last period. It had budgeted sales of 24,300 units based on an expected market share of 25 percent. The sales activity variance for the period is $340,200U. The industry volume variance was $194,400U. Required a. What is the budgeted contribution margin per unit for the product? b. What is the actual industry volume? c. What was the actual market share for Gerisch? d. What is the market share variance