A child is given 7.5 mL of a liquid pain reliever as a suspension containing 160 mg/5 mL of the pain reliever.How many milligrams of the pain reliever did the child receive?
A) 1200 mg
B) 21 mg
C) 107 mg
D) 1.5 mg
E) 240 mg

Question

Quizplus · Accepted Answer

The child received 240 mg of the pain reliever. This is calculated by setting up a proportion based on the concentration of the pain reliever (160 mg per 5 mL) and the amount given (7.5 mL): (160 mg / 5 mL) = (x mg / 7.5 mL), solving for x gives 240 mg.

A Child Is Given 7