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Income and expenditure ratios: savings or income

This type of question, asked 4 times: CDS 2 2016, CDS 1 2019, CDS 1 2021, CDS 2 2024. All 4 questions below, oldest first.

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  1. Question 1

    CDS 2 2016

    35
    Incomes of Mahesh and Kamal are in the ratio 1 : 2 and their expenses are in the ratio 1 : 3. Which one of the following statements is correct ?

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  2. Question 2

    CDS 1 2019

    22
    The monthly incomes of AA and BB are in the ratio 4 : 3. Each saves Rs. 600. If their expenditures are in the ratio 3 : 2, then what is the monthly income of AA ?

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  3. Question 3

    CDS 1 2021

    28
    The incomes of AA, BB and CC are in the ratio 7:9:127 : 9 : 12 and their expenditures are in the ratio 8:9:158 : 9 : 15. If AA's saving is one-fourth of his income, then the ratio of savings of AA, BB and CC is

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  4. Question 4

    CDS 2 2024

    66
    A question is given followed by two statements I and II. Consider the Question and the Statements and mark the correct option. Question : The ratio of PP's salary to QQ's salary is 6:56 : 5. How much is PP's expenditure ? Statement-I : The ratio of PP's saving to QQ's saving is 3:23 : 2 Statement-II : The ratio of PP's expenditure to QQ's expenditure is 1:11 : 1 Which one of the following is correct in respect of the above Question and the Statements ?

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