The table gives the demand schedules for train travel for the only buyers in the market: Ann, Beth, and Cy. What is the marginal social benefit when the total distance travelled is 30 miles? When the total distance traveled is 30 miles, how many miles does each travel and what is their marginal private benefit? When the total distance traveled is 30 miles, the marginal social benefit is san Price (dollars per mile) 3 4 Quantity demanded (miles) Ann Beth 30 25 20 25 20 15 20 15 10 15 10 5 10 5 0 5 0 0 0 0 0 hour 5 6 7 8 9 When the total distance traveled is 30 miles, Ann travels miles, Beth travels miles, and Cy travels miles When the total distance traveled is 30 miles, each person receives a marginal private benefit of O A. one third of the marginal social benefit B. Sban hour