Ratio, Proportion & Mixtures — practice questions, page 5
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How many kg of sugar costing ₹12 per kg must be mixed with 30 kg of sugar costing ₹18 per kg so…When 9 is subtracted from each of two numbers that are in the ratio 3 : 5, the new ratio is 1 : 2.…The ratio of the present ages of A and B is 4 : 5. After 8 years the ratio of their ages becomes 6…A sweet shop in Mathura keeps 60 litres of milk and water mixed 5 : 1. How much water must be…Subtracting 5 from each of two numbers in the ratio 3 : 7 changes their ratio to 1 : 3. What is…The present age of a father is three times that of his son. Five years from now, the father's age…The ratio of the present ages of A and B is 4 : 5. Six years from now the ratio of their ages will…A 45-litre can of milk contains milk and water in the ratio 4 : 1. How many litres of water should…The ratio of two numbers is 4 : 7. If 6 is added to each of them, the ratio changes to 2 : 3. What…Asha, Bina and Chetan share a prize of ₹7200 in the ratio 3 : 4 : 5. How much does Bina get (in ₹)?Ravi's and Sunil's present ages are in the ratio 7 : 9. Six years ago the ratio was 5 : 7. How old…A 72-litre can holds juice and water in the ratio 5 : 1. How many litres of water should be added…A can holds 90 litres of pure milk. A milkman takes out 9 litres and pours in 9 litres of water,…Two numbers in the ratio 3 : 8 add up to 165. What is the smaller number?An amount of ₹5,400 is divided among A, B and C in the ratio 2:3:4. Find C's share.The ratio of the present ages of A and B is 4:5. Five years ago the ratio of their ages was 3:4.…A can of milkshake mix holds 36 litres of milk and water in the ratio 5 : 1. How much water should…A mixture contains milk and water in the ratio 5:3. When 16 litres of water is added, the ratio…Pooja's and Rekha's ages are now in the ratio 7 : 9. Six years ago the ratio was 3 : 4. Find…The heights of two buildings are in the ratio 5 : 8, and the taller one is 36 m higher than the…Two numbers are in the ratio 2 : 3. Adding 6 to each makes the ratio 5 : 7. What is the smaller…Two sisters share ₹2,040 in the ratio 5 : 12. How much does the sister with the bigger share get…Ravi is 3 years older than his brother Sohan. Five years ago, the ratio of their ages was 4 : 3.…How many kg of rice at ₹32 per kg must be mixed with 10 kg of rice at ₹50 per kg so that the…A sweet shop has 56 litres of milk and water mixed in the ratio 5 : 2. How many litres of water…
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