Sadia sells car first aid kits by mail order. The cost to her of each kit purchased from the manufacturer is £12.50. Her selling price per kit is £18.25. At the beginning of August 20XI she has 180...

Sadia sells car first aid kits by mail order. The cost to her of each kit purchased from the manufacturer is £12.50. Her selling price per kit is £18.25. At the beginning of August 20XI she has 180 kits in inventory. She sells 250 kits during August 20X1 and has 153 left in inventory at the end of the month. How many first aid kits has Sadia purchased in August 20X1? A. 277 B. 403 C. 250 D. 223