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Two numbers are in the ratio 3 : 4. What % of the larger number must be added to each number so that their ratio becomes 5 : 6.1. 50%2. 30%3. 75%4. 33%5. None |
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Answer» Correct Answer - Option 1 : 50% Concept: Ratio proportion Calculation: Let the two numbers be 3x and 4x. ⇒ (3x + y)/(4x + y) = 5/6 ⇒ 18x + 6y = 20x + 5y ⇒ y = 2x ∴ 50% of larger number 4x must be added. |
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