Onyx Company has prepared a static budget at the beginning of the month. At the end of the month, the following information has been retrieved from the records. Static budget: Sales volume: 1,000 units: Prices: $70 per unit Variable expense: $32 per units: Fixed expenses: $37,500 per month Operating income: $500 Actual results: Sales volume: 990 units: Price $74 per unit variable expenses:$35 per unit: Fixed expenses:$33,000 per month Operating income: $5,610 Calculate the sales volume variance for revenues. $4,500 U $700 U $380 U $3,960 F Onyx Company has prepared a static budget at the beginning of the month. At the end of the month, the following information has been retrieved from the records. Static budget: Sales volume: 2,000 units: Prices: $50 per unit Variable expense: $12 per units: Fixed expenses: $25,000 per month Operating income: $51,000 Actual results: Sales volume: 1,800 units: Price $58 per unit variable expenses:$16 per unit: Fixed expenses:$35,000 per month Operating income: $40,600 $2,970 U $2,400 F $3,800 U $3,960 F