SOLUTION: If i had $4 how much would i get if it cost $9 a kilo

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Question 731879: If i had $4 how much would i get if it cost $9 a kilo
Found 2 solutions by MathLover1, stanbon:
Answer by MathLover1(20849) About Me  (Show Source):
You can put this solution on YOUR website!
if 1kg cost $9 then
xkg cost $4

do it as a proportion: 1kg%3A9dollar=x%3A4dollar
1kg%2A4dollar=x%2A9dollar
1kg%2A4cross%28dollar%29=9x%28cross%28dollar%29%29
%284%2F9%29kg=x
0.44444kg=x

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
If i had $4 how much would i get if it cost $9 a kilo
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You would get 4/9 of a kilo = (4/9)(1000 mg) = 444.44 mg
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Cheers,
Stan H.