A trader supplied the details shown below. Revenue: $\$3\,600$ Opening inventory: $\$100$ Purchases: $\$2\,600$ Closing inventory: $\$300$ Gross profit: $\$1\,200$ It was discovered that the closing inventory ought to have been $\$400$. Calculate the correct rate of inventory turnover.
- A6 times
- B8 times
- C9.2 times
- D14.4 times