Its cost of goods sold is 75% of sales, and it finances working capital with bank loans at an 8% rate. Assume 365 days in year for your calculations. Stone Rock has: $13 million of sales $2 million of inventories $3 million of receivables $2 million of payables If Stone Rock could lower its inventories and receivables by 9% each and increase its payables by 9%, all without affecting sales or cost of goods sold. How much cash would be freed-up? Round your answer to the nearest cent. $____________ By how much would pre-tax profits change? Round your answer to the nearest cent. $____________