Tylenol Is Ordered for a Child Weighing 42 Pounds at a Dosage

Multiple Choice

Tylenol is ordered for a child weighing 42 pounds at a dosage of 15 mg per kilogram of body weight.You need to determine how many milligrams of Tylenol should be administered to this child in a single dose.In order to answer this question, it is also necessary to use a conversion factor that must be looked up in a table (or have memorized) .Which conversion factor is this? ​

I .
II.
III.
IV.

A) I
B) II
C) III
D) IV
E) Both III and IV are correct.