Question

Pediatricians prescribe $5ml$of acetaminophen for every $25pounds$ of a child's weight. How many milliliters of acetaminophen will the doctor prescribe for Jocelyn, who weighs $45pounds$?

Short answer

Ans: Doctor will prescribe$9ml$for Jocelyn

Step-by-step solution

Step 1. Given information

given,

$5ml$ of acetaminophen for every$25$pound of a child's weight

Step 2. Find acetaminophen for 1 pound of a child

acetaminophen prescribed for $25pounds$child$=5ml$

acetaminophen prescribed for localid="1647796524030" $1pounds$childlocalid="1647796816202" $$\begin{gathered} =\frac{5}{25} \\ =0.2ml \end{gathered}$$

Step 3. Find acetaminophen prescribed for Jocelyn

acetaminophen prescribed for $45pounds$child $$\begin{gathered} =45\times 0.2 \\ =9ml \end{gathered}$$

Therefore, $9ml$acetaminophen prescribed for $45pounds$child