Mathematics, 23.07.2019 14:30 browneyedbaby20
In 1972 federal vehicle emission standards allowed 3.4 hydrocarbons released per mile driven. by 2007, the standards allowed 0.8 hydrocarbons per mile driven. what was the rate of change from 1972 to 2007?
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In 1972 federal vehicle emission standards allowed 3.4 hydrocarbons released per mile driven. by 200...
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