Difference between revisions of "2005 AMC 8 Problems/Problem 5"
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If <math> 20\% </math> of a number is <math>12</math>, what is <math> 30\% </math> of the same number? | If <math> 20\% </math> of a number is <math>12</math>, what is <math> 30\% </math> of the same number? | ||
Revision as of 16:23, 29 July 2011
Problem
If 
of a number is 
, what is 
of the same number?
Solution
Since 
of a number is , then 
of the number is 
, so of the number is 
.
