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medicine is administered at a rate of 6.5 mg per kilograms of body weight. how much should be administered to a child who weighs 50 kilograms?

User Hoijof
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\bf \begin{array}{ccll} \stackrel{mg}{medicine}&\stackrel{kg}{weight}\\ \text{\textemdash\textemdash\textemdash}&\text{\textemdash\textemdash\textemdash}\\ 6.5&1\\ x&50 \end{array}\implies \cfrac{6.5}{x}=\cfrac{1}{50}\implies \cfrac{6.5\cdot 50}{1}=x\implies 325=x
User Boonya Kitpitak
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