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A children's liquid medicine contains 100 mg of the active ingredient in 5 mL . If a child should receive 300 mg of the active ingredient, how many milliliters of the medicine should the child be given?
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A children's liquid medicine contains 100 mg of the active ingredient in 5 mL . If a child should receive 300 mg of the active ingredient, how many milliliters of the medicine should the child be given?

User Gluttton
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1 Answer

4 votes

Answer:

The child should be given 15 milliliters of the medicine

Step-by-step explanation:

Density of medicine = mass/volume = 100mg/5mL = 20mg/mL

Volume of medicine = mass ÷ density = 300mg ÷ 20mg/mL = 15mL

User Guiomie
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