Better Burgers reported the following numbers (in millions) for the years ending February 2014 and 2015 2014 Net income Dividends Total assets Total equity 2015 $ 1,517 215 $13,680 12,868 4,594 6,311 What are the internal and sustainable growth rates? (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) Internal growth rate Sustainable growth rate What are the internal and sustainable growth rates using ROE b and (ROA b) and the end of period equity (assets)? (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) Internal growth rate Sustainable growth rate What are the growth rates if you use the beginning of period equity in this equation? (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) Internal growth rate Sustainable growth rate