Average days to sell the inventory (or inventory turnover period) is calculated by dividing the number of days in the reporting period by the inventory turnover ratio.
$$Average\; days\; to\; sell\; the\; inventory \mmlToken{mo}[linebreak="auto"]{=} \frac{365\; days}{Inventory\; turnover\; ratio}$$
A shorter average days to sell the inventory is advantageous for three reasons: