[Solved]: 15 ml of Tylenol3 to be given every 4 – 6 hours

15 ml of Tylenol3 to be given every 4 – 6 hours. Your research indicates that there are 12 mg codeine per 5 ml of liquid and that the safe dosage is between 0.5 and 1 mg/kg/dose every 4 – 6 hours. Is this prescription safe for your 30-pound child? If not, what would the maximum safe dosage be every 4 – 6 hours? Show me steps