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colleen colleen
wrote...
Valued Member
Posts: 17077
11 years ago
Determine the annual rate of increase of total MSW, based on 1990 and 2003 total MSW, then project total MSW for the year 2020. Use r = (1/t)ln(N/No).
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wrote...
11 years ago
r = (1/t)ln(N/No)

= (1/13)ln(236.2/205.2)

= 0.011

= 1.1 % per year

N = N0 x ert

=  236.2 x e (0.011 x 17)

=284.8 mil tons
Biology!
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