is the attached correct calculations of sales price variance?

Sales: Master Budget Games 40,000 DVD's $640,000 Business 2000 DVD's $110,000 Educational10000 Dvd's $200,000 Total Sales: $950,000 Variable costs 52000 DVD's $104,000 Fixed costs $535,000 Pretax income $311,000 Actual 35,000 DVDs 4,000 DVDs 11,000 DVDs 50,750 DVDs Actual $616,000 198,000 220,000 $1,034,000 106,575 533,500 $393,925 Sales Price Variance $ 56,000.00 ($22,000.00) 0