tylenol elixir 650 mg is ordered. you have 125 mg per 1 ml on - hand. how many milliliters should you…

tylenol elixir 650 mg is ordered. you have 125 mg per 1 ml on - hand. how many milliliters should you administer to the patient per dose?\n3\n4.2\n5.2\n10
Answer
Explanation:
Step1: Set up proportion
Let $x$ be the volume in mL. The proportion is $\frac{125\ mg}{1\ mL}=\frac{650\ mg}{x\ mL}$.
Step2: Cross - multiply and solve for $x$
$125x = 650\times1$, so $x=\frac{650}{125}=5.2$.
Answer:
C. 5.2