LLL Company Reported the Following Items on Its 2019 Financial

LLL Company reported the following items on its 2019 financial statements:
$$\begin{array} { | l | r | } \hline \text { Total Assets, June 30, 2019 } & \$ 60,000 \\\hline \text { Total Assets, June 30, 2018 } & 64,000 \\\hline \text { For Year Ended June 30, 2019 } & \\\hline \text { Interest Expense } &1,200 \\\hline \text { Net Income } &4,000 \\\hline \end{array}$$ Requirement:
a. Determine LLL's rate of return on total assets for 2019. Label your work and show computations.
b. What does the rate of return on total assets mean? Discuss your findings for LLL.