At a Wawa fill station, the air in a truck tire is measured

Last updated: 7/24/2022

At a Wawa fill station, the air in a truck tire is measured to have a pressure of 80.0 psi. If the total area of the tire's sidewalls is 1200 in2, what is the gauge pressure in the tires? 110,000 psi 94.7 psi 18,000 psi 80.0 psi