Why did it take just six weeks for a keelboat to float down the Mississippi to New Orleans but four months to make the return trip?

How do state and federal courts differ in the united states

3. according to oliver, how can the fast food industry with the food revolution? i will give brainliest

In ohio in 1872, the cleveland massacre was a)a violent labor dispute at standard oil refineries in cleveland. b)a takeover by standard oil of the refineries in cleveland. c)an attempt to stop standard oil from becoming a monopoly. d)a failed attempt by standard oil to take over other refineries.