The formula for the sum s of the first n terms in a geometric sequence is given by where r is the initial value and is the common ratio. A drug is prescribed for a patient to take 120 mg every 12 hours for 8 days. After 12 hours, 6% of this drug is still in the body. How much of the drug is in the body after the last dose?

A drug is prescribed for a patient to take 120 mg every 12 hours for 8 days. After 12 hours, 6% ... How much of the drug is in the body after the last dose? Show Work ... 24 hours after she drinks the tea, only 6% of the caffeine is still in her body.nation:

answer: i believe it’s 245.04

step-by-step explanation:

n=9

step-by-step explanation:

7 times a number = 7n

decreased by 13 = 7n-13

same as is =

5 times the number = 5n

increased by 5 = 5n+5

7n-13 = 5n+5

2n=18

n=9