7. The table below displays the percent of Japan's population in each age group over the last 40 years, Japan 1980 2020 Percent of population under age 15 (n) 23.51% 12.45% Percent of population over age 65 8.91% (0) 28.76% (a) Calculate the absolute change in the percent of the (b) Calculate the relative change in the percent of the population that is under the age of 15 between 1980 population that is under the age of 15 between 1980 and 2020. Round your result to two decimal places. (3) and 2020. Round your result to one decimal place. (4) (c) Calculate the absolute change in the percent of the |(d) Calculate the relative change in the percent of the population that is over the age of 65 between 1980 and population that is over the age of 65 between 1980 2020. Round your result to two decimal places. (3) and 2020. Round your result to one decimal place. (4) (e) What two trends did you observe in your calculations above that explain why Japan has become "the oldest nation (4) in the world"? Before you submit the test, go back and make sure you have included labels with your answers, rounded results as directed, and that you have shown all of your work (even simple calculations you could do in your head!). The work is worth points, so don't leave it av give little or no credit for answers without the supporting calculations. e an