Find the first, fourth, and tenth terms of the arithmetic sequence described by the given rule. A(n) = 5 + (n - 1) 1/6

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.