Mattress​ Wholesalers, Inc. is constantly trying to reduce inventory in its supply chain. Last​ year, cost of goods sold was ​$7.547.54 million and inventory was ​$1.481.48 million. This​ year, costs of goods sold is ​$8.618.61 million and inventory investment is ​$1.581.58 million. ​a) What was its weeks of supply last​ year? nothing weeks ​(round your response to two decimal​ places).