Last year, Delightful desserts had a quick ratio of 1.8, a current ratio of 5.0, an inventory turnover of 7.0, total current assets of $340,000, and cash and equivalents of $43,000. If the cost of goods sold equaled 80 percent of sales, what were the company's annual sales and DSO?

Please explain the problem with layman's terms of divide and multiply if possible. Show all work steps.