Aleksandra Tomich invested $8,523 part at 8% simple interest and part at 4% simple interest for a period of 1 year. How much did she invest at each rate if each account earned the same interest? need answer to 8% and 4%

1jessica's home town is a mid-sized city experiencing a decline in population. the following graph models the estimated population if the decline continues at the same rate. select the most appropriate unit for the measure of time that the graph represents. a. years b. hours c. days d. weeks