Required:

a$.$ Firm D has net income of $$68,688,$ sales of $$1,272,000,$ and average total assets of $$795,000.$ Calculate the firm's margin, turnover, and ROI.

b$.$ Firm $E$ has net income of $$156,768,$ sales of $$2,272,000,$ and ROI of $11\mathrm{.}04\%.$ Calculate the firm's turnover and average total assets.

c$.$ Firm F has ROI of $13\mathrm{.}80\%,$ average total assets of $$1,680,000,$ and turnover of $0\mathrm{.}8.$ Calculate the firm's sales, margin, and net income.

Complete this question by entering your answers in the tabs below.

Required A Required B

Required C

Firm F has ROI of $13\mathrm{.}80\%,$ average total assets of $$1,680,000,$ and turnover of $0\mathrm{.}8.$ Calculate the firm's sales, margin, and net income.

Note: Do not round intermediate calculations. Round "Turnover" answer to $2$ decimal places.

$\backslash$table$[[$Margin$,,],[$Sales$,,],[$Net income,,$]]$