Question

The half life of a drug in 3 hours. If the drug is administered with a dose of 640mgs and the patient in not allowed to drive untold only 80mgs are present. How long before the patient can drive p

Answer 1

Answer: 12 hours

Step-by-step explanation: 6 h = 360 min,9 h = 540 min, 12 h = 720 min

640-360=280 , 640-540=100 , 640-720=-80