a certain mountian has an elevation of 19,197ft. In 1925 glacier covered 5 acres. by 2004 the glacier had melted 1 acre. Find the yearly rate

Question

eyust707 · Answer

The sentence about elevation is just there to trick you.

eyust707 · Answer

Read this part carefully:

In 1925 glacier covered 5 acres. by 2004 the glacier had melted 1 acre. Find the yearly rate

eyust707 · Answer

How many years are there from 1925 to 2004?

anonymous · Answer

79 yrs

eyust707 · Answer

Correct

eyust707 · Answer

And over the course of 79 years the acres went from 5 to 1. How many acres did it lose?

anonymous · Answer

4

eyust707 · Answer

Yes!

eyust707 · Answer

So in 79 years it lost 4 acres

eyust707 · Answer

Or in other words, 4 acres per 79 years

anonymous · Answer

but how do i figure the yearly rate

eyust707 · Answer

"per" is the same thing as a / sign. So we can write|dw:1346646146209:dw|