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Question
A certain amount has been divided into two parts in the ratio 2:7. If the second part is ₹ 210, then the total amount is ___.
A certain amount has been divided into two parts in the ratio 2:7. If the second part is ₹ 210, then the total amount is ___.
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Solution
The correct option is A ₹ 270
Given : 2: 7
Let the parts of amount divided be 2x and 7x.
Given amount of second part = 210
⇒ 7x = 210
⇒ x = 2107
⇒ x = 30
Total amount = 2x + 7x = 9x = 9×30
Total amount = ₹ 270
₹ 270
Given : 2: 7
Let the parts of amount divided be 2x and 7x.
Given amount of second part = 210
⇒ 7x = 210
⇒ x = 2107
⇒ x = 30
Total amount = 2x + 7x = 9x = 9×30
Total amount = ₹ 270
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