Can someone please tell the correct answer?

What is the slope of the equation y =

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

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with