Question
Aubrey and Samantha shared a sum of money in the ratio 1 : 2. After Aubrey spent $156, the ratio became 2 : 7. How much money did Aubrey at first?
2 m

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Aubrey and Samantha shared a sum of money in the ratio 1 : 2. After Aubrey spent $156, the ratio became 2 : 7. How much money did Aubrey at first?