EBI Solar uses a high-tech process to turn silicon wafers into tiny solar panels. These efficient and inexpensive panels are used to power low-energy hand-held electronic devices. Last year, EBI Solar turned their inventory 4.8 times and had a cost of goods sold of $2.1 million. Assume 52 business weeks per year. a. Express last year's average inventory in weeks of supply. Weeks of supply = weeks (Enter your response rounded to two decimal places.)