Mathematics, 30.10.2020 22:40 aero8030

Sam wanted to know how much the price of milk had changed over the last few decades. He found that the price of a gallon of milk was $0.80 in 1970 and in 1990 it was $1.20.What was the average rate of change in a gallon of milk per year?

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Sam wanted to know how much the price of milk had changed over the last few decades. He found that t...