Question

A cup of green tea contains 35 mg of caffeine the average teen can aluminate approximately 12.5% of caffeine from their system per hour estimate the amount of caffeine in a teenagers body three hours after drinking a cup of green tea

Answer 1

amount of caffeine after three hours = 13.125 mg

Explanation:

caffeine content n the tea = 35mg

amount ingested by teens per hour= 12.5% of caffeine = 12.5% of 35mg

= 12.5/100 × 35mg

amount ingested by teens per hour = 0.125 × 35 = 4.375 mg

∴ amount ingested by teens after three hours = 4.375 × 3 = 13.125 mg