Mathematics, 25.05.2020 05:59, kalliebjones4511

Nana has a water purifier that filters 1/3 of the contaminants each hour. She used it to purify water that had 1/2 kilogram of contaminants.
Write a function that gives the remaining amount of contaminants in kilograms, t hours after Nana started purifying the water.

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Nana has a water purifier that filters 1/3 of the contaminants each hour. She used it to purify wate...