SSC GD Constable previous year question
In a mixture of 120 litre the ratio of water and milk is 5 : 7 respectively. How much water must be added to make the ratio of water and milk 1 : 1 respectively?
Asked in SSC GD Constable 2024: 23 Feb 2024 Shift 2 · Quantitative Aptitude
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Correct answer: (A) 20 litre
Water=50, milk=70 (5:7 of 120). For a 1:1 ratio, water needed=70, so 20 L must be added.
हिंदी में प्रश्न
120 लीटर के एक मिश्रण में पानी और दूध का अनुपात क्रमशः 5 : 7 है। मिश्रण में पानी और दूध का अनुपात क्रमशः 1 : 1 करने के लिए मिश्रण में कितना पानी मिलाना होगा?
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सही उत्तर: (A) 25 लीटर
Water=50, milk=70 (5:7 of 120). For a 1:1 ratio, water needed=70, so 20 L must be added.
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