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Mathematics 7 Online
OpenStudy (anonymous):

PLEASE HELP?!?!?!?! The number of trees in a forest is 80 million in 1997 and increasing at a rate of 0.1 million trees per year. The total mass of wood in the entire forest at the start of 1997 is 3*10^10 kilograms In 1997 the total mass was increasing at a rate of 3% per year. a)What is the avg mass per year? b) Is this avg increasing or decreasing? c) How quickly?

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