The volume of the Atlantic Ocean is about 3.1*10^17 cubic meters. How many years would it take for the Mississippi River to fill the Atlantic, assuming it has a water flow of 6.3*10^11 cubic meters per year?
+37084 Not really hard
3.1 x 10^17 / 6.3 x 10^11 = .492 x 10^6 = 4.92 x 10^5 years
