Time left $1$:$11$:$03$

The LSUS Corporation has accounts receivable of $$42,300,$ inventory of $$61,200,$ sales of $$544,200,$ and cost of goods sold of $$393,500.$ How many days, on average, does it take the firm to sell its inventory?

a$.,56\mathrm{.}77$

b$.74\mathrm{.}92$

c$.80\mathrm{.}46$

d$.93\mathrm{.}08$