A company has borrowings of S5 million on which it pays interest at 8%. It has an operating profit margin of 20%.

The company plans to increase borrowings by S2 million Interest on additional borrowings would be 10% and the operating profit margin would remain unchanged

A debt covenant attached to the new borrowings requires interest cover to be at least 4 times throughout the period of the borrowing

Interest cover is defined in the loan documentation as being based on operating profit

What is the minimum sales value required each year to avoid a breach of the interest cover covenant'