Assume that your kidneys can filter out 25% of a drug in your blood every 4 hours. You
take one 1000-milligram dose of the drug.

a. How many milligrams of the drug are in your blood after 2 days?

b.A blood test is able to detect the presence of the drug if there is at least 0.1 mg in

your blood. How many days will it take before the test will come back negative? Explain
your answer.

Question

Assume that your kidneys can filter out 25% of a drug in your blood every 4 hours. You
take one 1000-milligram dose of the drug.

a. How many milligrams of the drug are in your blood after 2 days? 

b.A blood test is able to detect the presence of the drug if there is at least 0.1 mg in

your blood. How many days will it take before the test will come back negative? Explain 
your answer.

anonymous · Answer

A. 32mg

anonymous · Answer

can you show me how you do it ?

anonymous · Answer

I'm going off the answer key lol