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प्रश्न
The ratio of their monthly income and expenditure of Dinesh is 17:14, and his monthly savings are ₹12,000. If his monthly income is increased by ₹10,000 and expenditure is decreased by ₹2,000, then the new ratio of his income and expenditure is:
पर्याय
13:8
11:9
13:9
11:7
MCQ
उत्तर
13:9
Explanation:
Income: Expenditure
17:14
Savings = 17 − 14 = 3 ratio = ₹2000
∴ 1 ratio = ₹4000
Income = 17 ratio = 17 × 4000 = ₹68000
Expenditure = 14 ratio = l4 × 4000 = ₹56000
Monthly income is increased by 10,000
= 68000 + 10,000
= ₹78000
Expenditure is decreased ₹2000
= 56000 − 2000
= ₹54000
Required ratio = 78:54
= 13:9
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Ratio and Proportion (Entrance Exam)
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