Each section of land is one square mile one square mile is equal to 640 acres how many acres of land does each person own explain your reasoning please do this before 3 PM!!!

Which of the following is the sum of 3 1/6 + 6 3/8?

Amass weighing 16 pounds stretches a spring 8/3 feet. the mass is initially released from rest from a point 2 feet below the equilibrium position, and the subsequent motion takes place in a medium that offers a damping force that is numerically equal to 1/2 the instantaneous velocity. find the equation of motion if the mass is driven by an external force equal to f(t)=cos(2t).

Aiko jumped rope for 20 min and stopped at 8: 05 when did she start