The maximum weight for a truck in Oregon without a special permit is 40 tons what is the greatest number of pounds what is the greatest number of pounds that a truck can weigh in Orgeon without a special permit

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?