A company provides the following information for its most recent year:

Beginning inventory: $$180,000$

Ending inventory: $$230,000$

Sales revenue: $$750,000$

Gross profit: $$140,000$

What is the inventory turnover ratio?

$3\mathrm{.}66$

$2\mathrm{.}98$

$2\mathrm{.}65$

$4\mathrm{.}34$

$3\mathrm{.}29$