Out of the total income, X spends 20% on house rent and 70% of the remaining amount on household…
The correct choice is: “Rs. 7500” Let the income be I. After rent, 80% of I remains. Household expenditure takes 70% of that, so savings = 30% of 80% of I = 0.24 I. 0.24 I =…
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Out of the total income, X spends 20% on house rent and 70% of the remaining amount on household expenditure. If X saves Rs. 1800, the total income is
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Correct answer C
The correct choice is: “Rs. 7500”
Let the income be I. After rent, 80% of I remains. Household expenditure takes 70% of that, so savings = 30% of 80% of I = 0.24 I.
0.24 I = 1800, so I = 1800 ÷ 0.24 = Rs. 7500.
Check: rent 1500, remainder 6000, household 4200, savings 1800.
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