Question

demerol 60 mg is ordered. you have 75 mg per 1 ml on - hand. how many milliliters should you administer to the patient per dose? 0.16 0.4 0.8 8

Explanation:

Step1: Set up proportion

Let $x$ be the volume in mL to be administered. The proportion is $\frac{60\ mg}{x\ mL}=\frac{75\ mg}{1\ mL}$.

Step2: Cross - multiply

$75x = 60\times1$.

Step3: Solve for $x$

$x=\frac{60}{75}=0.8$.

Answer:

0.8