The data below are provided for a business for the year ending 31 December 2020: Rate of inventory turnover $20$ times Opening inventory $40\,000$ Closing inventory $20\,000$ Gross margin $25\%$ What was the revenue for the year ending 31 December 2020?
- A$750\,000$
- B$800\,000$
- C$900\,000$
- D$1\,000\,000$