Evaluate the following numerical expressions.

6 + 3 • 4 =

When y’all answer can y’all explain too !

How do you find the distance of each number from the mean

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.