Question
The ratio of Ava's coins to Emma's coins at first was 3 : 7. After Ava gave Emma 32 coins, the ratio of Ava's coins to Emma's coins is 1 : 3. What was the number of coins they had in all?
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The ratio of Ava's coins to Emma's coins at first was 3 : 7. After Ava gave Emma 32 coins, the ratio of Ava's coins to Emma's coins is 1 : 3. What was the number of coins they had in all?