Mathematics, 21.07.2019 14:00 cool185635

Sally is making sun tea. every hour the concentration of the tea doubles. if it takes 6 hours for the tea to be ready how long would it take the tea to reach half of the final concentration?

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Mathematics, 21.06.2019 20:00

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Sally is making sun tea. every hour the concentration of the tea doubles. if it takes 6 hours for th...

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