Now it's time for you to practice what you've learned. Suppose your startup has $21.00 million in sales, $2.00 million of inventories, $4.00 million of receivables, and $1.25 million of payables. Your cost of goods sold is 25% of sales, and you borrow funds to finance your operations at 6%. The startup's cash conversion cycle is days. Suppose now that you were able to lower your inventories and receivables by 15% and at the same time increase payables by 15%. Given that your sales and costs have not changed, your startup's cash conversion cycle became days. As a result of the 15% change in inventories, receivable and payables, you were able to free up in cash and your pre-tax profits will by