help me please

If a firm has a receivable turnover of 7 , this means that: The firm has 7 times more in accounts receivable than it does in cash. It takes the firm on average 52 days to collect from its customers. It takes the firm on average 52 days to sell its inventory. It takes the firm 52 days to sell its inventory and collect on its sales. The firm has an average collection period of 7 days