Jose collects stamps. He has 7 used stamps for every 4 new stamps. If he has 28 new stamps, how many used stamps does he have?

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Stamp Collecting
Jose collects stamps. He has 7 used stamps for every 4 new
stamps. If he has 28 new stamps, how many used stamps does he
have?
Transcribed Image Text:Background Layout- Theme Transition ections: Use the space below the problem to show your thinking using pictures, numbers, tables, and/or words. Stamp Collecting Jose collects stamps. He has 7 used stamps for every 4 new stamps. If he has 28 new stamps, how many used stamps does he have?
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