How many years would it take to clear 50% of the pollutants

Reference no: EM13181803

If the pollution of Lake Erie were stopped suddenly, it has been estimated that the level y of pollutants would decrease according to the formula y = y0^e-0.3821t , where t is the time in years and y0 is the pollutant level at which further pollution ceased. How many years would it take to clear 50% of the pollutants? (Round the answer to the nearest thousandth.)

Reference no: EM13181803

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