The most recent financial statements for Mandy Company are shown below:

Assets and costs are proportional to sales. Debt and equity are not. The company maintains a constant $30$ percent dividend payout

ratio. No external equity financing is possible. What is the sustainable growth rate?

Note: Do not round intermediate calculations and enter your answer as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.$

Answer is complete but not entirely correct.