Difference between revisions of "2005 AMC 12B Problems/Problem 2"
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== Solution == | == Solution == | ||
− | <math>0.01x\ | + | <math>0.01x \cdot x=4 \Rightarrow x^2 = 400 \Rightarrow x = \boxed{20}.</math> |
== See also == | == See also == | ||
* [[2005 AMC 12B Problems]] | * [[2005 AMC 12B Problems]] |
Revision as of 21:09, 17 April 2009
Problem
A positive number has the property that of is . What is ?
Solution