2009 AMC 8 Problems/Problem 24
Problem
The letters , , and represent digits. If and ,what digit does represent?
Solution
Because , must be . Next, because we get as the "0" mentioned above is actually 10 in this case.
Now we can rewrite as . Therefore,
Finally, , So we have .
See Also
2009 AMC 8 (Problems • Answer Key • Resources) | ||
Preceded by Problem 23 |
Followed by Problem 25 | |
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