A firm has a total debt ratio of $0\mathrm{.}30$ times. This means the firm has

in total debt for every $$1$ in total assets.

$$0\mathrm{.}03$

$$0\mathrm{.}07$

$$0\mathrm{.}70$

$$0\mathrm{.}30$

Which of the following is the correct representation of the cash coverage ratio?

$($EBIT $+$ Non$-$cash expenses$)/$Interest expense

Total cash$/$Total interest expense

EBIT$/$Interest expense

Total interest expense$/$Total cash