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Problems > High School Math > 2002

Merry Christmas, Mr. Spencer!

An absentminded bank teller switches the dollars and cents when he cashed a check for Mr. Spencer, giving him dollars instead of cents, and cents instead of dollars. After buying a five cent newspaper, Mr. Spencer discovered he had left exactly twice as much as his original check. What was the amount of the check?

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If You Square Me, I'll Square You!
An Increasing Function for the New Year

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