I asked a man with ten fast tractors and forty Ferraris to move 20 people from A to B while only driving tractors, and another man with twenty slow tractors and

I asked a man with ten fast tractors and forty Ferraris to move 20 people from A to B while only driving tractors, and another man with twenty slow tractors and twenty Ferraris to do the same. Guess what, the guy with 20 tractors won! EDIT: I needed to fix the numbers a bit.