Answer: 5 hours
Step-by-step explanation:
If 10% of 140 is 14. And if 14 mg of caffeine is leaving per hour then it would take 10 hours to completely leave from ones body, but for half of it to leave it would take 5.
Answer:
D
Step-by-step explanation:
OPTION C is the correct answer.
Hope it helps you.
Answer:
4
Step-by-step explanation: