SOLUTION: A certain mountain has an elevation of 19,459 feet. In 1915, the glacier on this peak covered 10 acres. By 2004 this glacier melted to only 1 acre. Assume that this glacier mel

Algebra ->  Linear-equations -> SOLUTION: A certain mountain has an elevation of 19,459 feet. In 1915, the glacier on this peak covered 10 acres. By 2004 this glacier melted to only 1 acre. Assume that this glacier mel      Log On


   



Question 623263: A certain mountain has an elevation of 19,459 feet. In 1915, the glacier on this peak covered 10 acres. By 2004 this glacier melted to only 1 acre.
Assume that this glacier melted at a constant rate each year. Find this yearly rate.

Answer by Theo(13342) About Me  (Show Source):
You can put this solution on YOUR website!
it melted 9 acres in 2004 - 1915 = 89 years.
9 / 89 = .101123596 acres per year on the average assuming the glacier melted at a constant rate each year.