a person jogs 4.5 km east in 20 minutes and then turns around and jog 1.5 km west in 8 minutes. what is the average speed calculation and the average velocity calculation

Which fact supports the conclusion that there will be fewer farm managers in the future? a) a farmer manager’s duties vary by the type of farm. b) farm technology is replacing some administrative jobs c) farm managers often need experience but not education. d) administrative duties include budgeting and training staff.