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2005 AMC 10A Problems
While eating out, Mike and Joe each tipped their server . Mike tipped $10%$ (Error compiling LaTeX. Unknown error_msg) of his bll and Joe tipped $20%$ (Error compiling LaTeX. Unknown error_msg) of his bill. What was the difference, in dollars between their bills?
For each pair of real numbers , define the operation
as
.
What is the value of ?
The equations and
have the same solution
. What is the value of
?
A rectangle with a diagonal of length is twice as long as it is wide. What is the area of the rectangle?