Difference between revisions of "2003 AMC 8 Problems/Problem 5"
AlcumusGuy (talk | contribs) (Created page with "==Problem== If <math>20\%</math> of a number is <math>12</math>, what is <math>30\%</math> of the same number? <math> \textbf{(A)}\ 15\qquad\textbf{(B)}\ 18\qquad\textbf{(C)}\ ...") |
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Revision as of 08:33, 25 November 2011
Problem
If 
of a number is 
, what is 
of the same number?
Solution
of a number is equal to 
of that number. Let 
=the number
Multiply both sides by 5
of is equal to 
