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Incomes in a ratio and expenditures in a ratio: ratio of savings

The same question, asked 2 times: 12 Sep 2024 S1*, 26 Sep 2024 S3. Every wording below, oldest first.

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  1. Question 1

    12 Sep 2024 S1

    59
    The incomes of P, Q and R are in the ratio 10:12:910 : 12 : 9 and their expenditures are in the ratio 12:15:812 : 15 : 8. If Q saves 25%25\% of his income, then what is the ratio of the savings of P, Q and R?

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  2. Question 2

    26 Sep 2024 S3

    62
    The monthly incomes of A, B and C are in the ratio 2:9:32 : 9 : 3 and their expenses are in the ratio 3:9:53 : 9 : 5. If A’s saving is half of his total income, then savings of A, B and C are, respectively, in the ratio of:

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