Question
The ratio of Gavin's cards to Alexander's cards at first was 3 : 7. After Gavin gave Alexander 38 cards, the ratio of Gavin's cards to Alexander's cards is 1 : 3. What was the number of cards they had in all?
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The ratio of Gavin's cards to Alexander's cards at first was 3 : 7. After Gavin gave Alexander 38 cards, the ratio of Gavin's cards to Alexander's cards is 1 : 3. What was the number of cards they had in all?