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toxicsugar22
 5 years ago
Caffenie leaces the body at a rate of 15.6% each hou. your first cup of coffee in the morning has 100 mg of caffenie
How long will it take before you have 50 mg of that caffenie in your body and how long will it take before you have 25 mg of caffenine in your body
toxicsugar22
 5 years ago
Caffenie leaces the body at a rate of 15.6% each hou. your first cup of coffee in the morning has 100 mg of caffenie How long will it take before you have 50 mg of that caffenie in your body and how long will it take before you have 25 mg of caffenine in your body

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0\[A = Pe^{rt}\] r = 15.6% or 0.156 \[50mg = 100mge^{rt} => 1/2=e^{rt}\] take the ln of both sides \[ln(1/2)/r = t= > ln(0.5)/0.156 = 4.443hours \]

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0or \[1/2*P = Pe^{rt} \]

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0For 25mg do \[1/4*P = Pe^{rt}\]

toxicsugar22
 5 years ago
Best ResponseYou've already chosen the best response.0can u show me the first time so i know hw the next time
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