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What should be added to each term of the ratio 7: 13 so that the ratio becomes 2: 3. |
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Answer» Let the number to be added is x Then (7 + x) + (13 + x) = (2/3) (7 + x) 3 = 2 (13 + x) 21 + 3x = 26 + 2x 3x – 2x = 26 – 21 x = 5 Hence the required number is 5. |
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