Ratio, Proportion & Mixtures — practice questions, page 7
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QuestionKavya and her elder cousin Arnav have ages in the ratio 3 : 4 now. Eight years from now the ratio…QuestionArjun's age and his father's age are in the ratio 2 : 7. Ten years from now the ratio will be 3 :…QuestionA 54-litre can of fruit punch has syrup and water in the ratio 7 : 2. How many litres of water…QuestionHow many kg of tea at ₹120 per kg must be mixed with 30 kg of tea at ₹160 per kg so that the…QuestionThree vessels of equal capacity are full of milk and water in the ratios 2 : 1, 3 : 1 and 5 : 3.…QuestionOne alloy contains 30% copper and another 70% copper. How many kg of the first alloy are needed to…QuestionVessel A has milk and water in the ratio 3 : 2 and vessel B in the ratio 4 : 1. In what ratio…QuestionAn 80-litre mixture has milk and water in the ratio 3 : 1. 16 litres of the mixture is taken out…QuestionA 50-litre mixture of milk and water contains 10% water. How much pure milk must be added so that…QuestionMilk costs ₹60 per litre. How much water must be added to 20 litres of milk so that the mixture is…QuestionJar A has 8 litres of milk and jar B has 8 litres of water. 2 litres are poured from A into B and…QuestionA 60-litre mixture contains milk, water and syrup in the ratio 5 : 4 : 3. 12 litres of the mixture…
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