SOLUTION: three fourths of an ounce of medication are required for a 120 lb adult, at the same rate, how many additional ounces are required for a 200 lb adult..show equation..this one reall

Question 357151: three fourths of an ounce of medication are required for a 120 lb adult, at the same rate, how many additional ounces are required for a 200 lb adult..show equation..this one really confuses me
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Let x = amount of medication for a 200 lb adult (in ounces)

So then we have the ratio

Start with the given equation.

Cross multiply

Multiply and 200 to get

Divide both sides by 120.

Reduce.

So which means that a 200 lb adult needs of an ounce of medication.

Put another way, a 200 lb adult needs ounces of medication (since )
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