SOLUTION: If 1.5 milligrams of a medicine is to be given for 10 lb of body weight, how many milligrams should be given to a child who weighs 47 lb?

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Question 392372: If 1.5 milligrams of a medicine is to be
given for 10 lb of body weight, how many milligrams
should be given to a child who weighs 47 lb?
Answer by fafa(13) About Me  (Show Source):
You can put this solution on YOUR website!
we find it using ratio
(1.5 / x) = 10/47
10x = (1.5).47
10x = 70.5
x = 7.05
so 7.05 milligrams should be given to a child who weighs 47 lb