Aswimming pool is being drained with a pump. the pump drains the pool at a constant rate. the pool's water level drops 6 inches in 8 hours. what was the rate per hour of the water level change?

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