The ratio of incomes of two persons is 9:7 and the ratio of their expenditures is 4:3. If each of th
Maths with Aarna
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The ratio of incomes of two persons is 9:7 and the ratio of their expenditures is 4:3. If each of th
1 097 просмотров · 3 года назад
Maths with Aarna
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1 097 просмотров · 3 года назад
class-10|unit-3| pair of linear equations in two variable| Example-8| The ratio of incomes of two persons is 9:7 and the ratio of their expenditures is 4:3. If each of them saves Rs 2000 per month, find their monthly incomes.
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unit 3 class 10
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