Find the number that must be subtracted from the terms of the ratio 15:19 to make it equal to 3:4 . - Quantitative Aptitude MCQ Competitive Exams 2026 | ExamTest.live

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1 mark

Find the number that must be subtracted from the terms of the ratio 15 : 19 to make it equal to 3 : 4 .

Solution & Step-by-step Explanation

Let the number to be subtracted be x . According to the problem statement: \frac{15 - x}{19 - x} = \frac{3}{4} Cross-multiplying the equation: 4 (15 - x) = 3 (19 - x) 60 - 4 x = 57 - 3 x 60 - 57 = 4 x - 3 x x = 3

Try it yourself before checking the explanation above.

Find the number that must be subtracted from the terms of the ratio 15 : 19 to make it equal to 3 : 4 .

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