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Page (5 of 5) Exercises:   1    2    3    4    5  
Exercise 5

A particular drug decays in the system so that 1 day after taking a dose, 30% of the drug remains in the bloodstream. Paco takes one pill.

(a) What percent of the drug remains in Paco's bloodstream 5 days after taking one dose?(b) How many days before less than 1% of the drug remains in Paco's bloodstream?


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