2000 AMC 8 Problems/Problem 1
Problem
Aunt Anna is years old. Caitlin is years younger than Brianna, and Brianna is half as old as Aunt Anna. How old is Caitlin?
Solution
Solution 1
If Brianna is half as old as Aunt Anna, then Briana is years old, or years old.
If Caitlin is years younger than Briana, she is years old, or .
So, the answer is
Solution 2
Since Brianna is half of Aunt Anna's age this means that Brianna is years old. Now we just find Caitlin's age by doing . This makes or
See Also
2000 AMC 8 (Problems • Answer Key • Resources) | ||
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Followed by Problem 2 | |
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