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 two most expensive elite boarding schools â St. Albans School and The Masters School â both charge nearly $58,000 in annual tuition. Notably absent from the top-25 most expensive are the No. 1 and No. 2 most elite boarding schools, Phillips Exeter Academy and Phillips Academy Andover â both have an annual tuition of less than $48,000.