Caffeine leaves the body at a rate of 15.6% each hour. Your first cup of coffee in the morning has 100 mg of caffeine. a. How long will it take before you have 50 mg of that caffeine in your body? ____?____ b. How long will it take before you have 25 mg of the caffeine in your body? ____?____

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Caffeine leaves the body at a rate of 15.6% each hour. Your first cup of coffee in the morning has 100 mg of caffeine.

a. How long will it take before you have 50 mg of that caffeine in your body? ____?____

b. How long will it take before you have 25 mg of the caffeine in your body? ____?____

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