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 boarding school financial aid grant is $17,000, and 30 percent of students are on financial aid. Some boarding schools offer a higher percentage of financial aid grants than others, which greatly increases affordability.