The safe dosage of the IV antibiotic ceftriaxone for children weighing more than $2\mathrm{.}0kg$ is $60.mg$ per kilogram of body weight. Suppose a pediatric nurse has available $1\mathrm{.}5L$ of a ceftriaxone solution with a concentration of $0\mathrm{.}025\frac{g}{m}L.$ How can he calculate the volume of this solution that he should administer to a child weighing $16.kg?$

Set the math up$.$ But don't do any of it$.$ Just leave your answer as a math expression.

Also, be sure your answer includes all the correct unit symbols.