In 2014, the concentration of carbon dioxide in the atmosphere was 398.55 parts per million in 2000, it was
369.52 pom. find the average rate of change, round to the nearest tenth.

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi,r^3 , where r is the sphere’s radius.