A doctor's prescription calls for a daily intake containing \( 30 \) mg of vitamin C and \( 20 \) mg of vitamin D. Your pharmacy stocks two compounds that can be used: one con- tains \( 50 \% \) vitamin C and \( 50 \% \) vitamin D, the other \( 40 \% \) vitamin C and \( 20 \% \) vitamin D. How many milligrams of each compound should be mixed to fill the prescription?
Pregunta
Answer
You will need to take 20 mg of compound 1 and 50 mg of compound 2.
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