[tex] \text{A certain sports drink contains 125 mg of sodium per 350 mL serving.}\\ \\ \text{so in order to convert it in ounces per liter, observe that}\\ \\ 1 \text{ mg}=0.000035274 \text{ ounces}\\ \\ \text{and 1 ml}=0.001 \text{ liter}\\ \\ \text{so we have}\\ \\ \frac{125 \text{ mg}}{350 \text{ mL}}=\frac{125 (0.000035274 \text{ounces})}{350 (0.001 \text{ Liter})} [/tex][tex] =\frac{0.00440925 \text{ ounces}}{0.35 \text{ Liter}}\\ \\ =0.012598 \text{ Ounces per Liter} [/tex]
