4 friends share 7 small pizzas equally. How much pizza does each friend get? Represent your thinking using a fraction model and an equation.

Remember to write your response in complete sentences.

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.