Question
The ratio of Hazel's pens to Michael's pens at first was 3 : 5. After Hazel gave Michael 112 pens, the ratio of Hazel's pens to Michael's pens is 1 : 4. What was the number of pens they had in all?
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The ratio of Hazel's pens to Michael's pens at first was 3 : 5. After Hazel gave Michael 112 pens, the ratio of Hazel's pens to Michael's pens is 1 : 4. What was the number of pens they had in all?