The incomes of A, B, C are in the ratio of 12 9 7 and their spending are in the ratio 15 9 8 If A s

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Ratio And Proportion
The incomes of A, B, C are in the ratio of 12: 9: 7 and their spending are in the ratio 15: 9: 8. If A saves 25% of his income. What is the ratio of the savings of A, B and C respectively?
a)12: 15: 19 b)11: 15: 18 c)15: 18: 11 d)21: 24: 29
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