finance question

1. OK Technologies’ annual sales are $5,000,000 and it purchases $3,400,000 of materials each year (and this is its cost of goods sold). OK Tech also has $550,000 of inventory, $525,000 of accounts receivable, and $450,000 of accounts payable. Based on a 365 day year, what is the length of OK Tech’ cash conversion cycle? a 46.4 days b 47.3 days c 48.2 days d. 49.1 days e. 50.0 days