$1.$ Suppose all of RRR$\text{'}$s cash is operating cash, what was RRR$\text{'}$s net operating assets at the end of $2019?$

$2.$ What was the average number of times that RRR restocked its inventory?

$3.$ What was RRR$\text{'}$s fixed asset turnover?

$4.$ Suppose that tax rate is $20$ percent. What was RRR$$s net operating profit after$-$tax for $2019?$

$5.$ What was RRR$$s cash conversion cycle?