Ratio, Proportion & Mixtures — practice questions, page 4
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Two whole numbers stand in the ratio 4 : 7. Subtracting 6 from each changes the ratio to 1 : 2.…The ratio of the present ages of A and B is 4:5. After 5 years, the ratio of their ages becomes…A 50-litre can of buttermilk base holds curd and water in the ratio 4 : 1. How many litres of…20 litres of a mixture contains milk and water in the ratio 5:3. If 4 litres of the mixture is…If x : y = 4 : 7 and y : z = 14 : 15, what is x : z in simplest form?Today the ages of Imran and his cousin are in the ratio 4 : 3. In 4 years the ratio will be 9 : 7.…A 45-litre can of dairy drink mix has curd and water in the ratio 4 : 1. How many litres of water…A trader's can holds 64 litres of pure coconut oil. He takes out 16 litres and tops the can up…Right now the ages of two cousins, Vikram and Rahul, are in the ratio 5 : 7. Six years later the…In a 45-litre can of mango drink, pulp and water are in the ratio 7 : 2. What quantity of water…Given x : y = 5 : 6 and y : z = 9 : 10, find x : z.Two numbers are in the ratio 3 : 5. When 10 is subtracted from each, the ratio becomes 1 : 2. What…The present ages of Pooja and Rehan are in the ratio 2 : 3. Four years later the ratio will be 5 :…An 84-litre blend has fruit juice and water in the ratio 4 : 3. How many litres of water must be…The ages of two cousins are in the ratio 3 : 5. Six years from now the ratio will be 3 : 4. What…The sum of the present ages of A and B is 45 years. Five years ago the ratio of their ages was 3 :…A dairy in Anand has 60 litres of a milk-water mixture with milk and water in the ratio 4 : 1. How…A 16 litre mixture contains milk and water in the ratio 5 : 3. If 4 litres of water is added, find…If m : n = 4 : 3 and n : p = 5 : 6, what is m : p?Two numbers are in the ratio 4 : 5. When 8 is added to each, the ratio becomes 5 : 6. Find the…A 30 litre mixture has milk and water in the ratio 4 : 1. How much water must be added so that the…Kavya and Ishaan's present ages are in the ratio 5 : 6. Five years ago the ratio was 4 : 5. What…Given a : b = 2 : 5 and b : c = 10 : 7, find a : c.Given that 4A = 5B = 6C, what is A : B : C?56 litres of a milk-water mixture are in the ratio 5 : 3. How much water must be added to bring…
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