Alarge spherical balloon is being deflated. when the radius of the balloon decreases from 10 ft to 5 ft, approximately how much volume has it lost?

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