Why ocean are salty and great lakes are not? The source of river water are usually snow melt or rain, so it always starts off fresh. But minerals are also dissolved into the river water, so more minerals ultimately â¦ end up in the ocean.
The average annual boarding school tuition is $38,850. Of course, there are some schools with tuition as low as $10,000 and others as high as $60,000.
( The average costs for room and board have been rising steadily over the years , ranging from $7,500 to $9,000 per year , depending on whether you âre looking at public or private universities . ) Living in an apartment off the campus of a private school near a big city will probably cost you more than a shared dorm room at a big state university ...