can you please work this out for me?

i do not understand how to get the ROA.

Deprey, Incorporated, had equity of $153,000 at the beginning of the year. At the end of the year, the company had total assets of $215,000. During the year, the company sold no new equity. Net income for the year was $29,000 and dividends were $6,400. a. Calculate the internal growth rate for the company. (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) b. Calculate the internal growth rate using ROA b for beginning of period total assets. (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) c. Calculate the internal growth rate using ROA b for end of period total assets. (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.) a. Internal growth rate % b. ROA x b (using beginning of period assets) % c. ROA x b (using end of period assets) %