Let first number be 6x and the second number is 7x. According to the question, => (6x + 9)/(7x + 9) = 9/10 => 60x + 90 = 63x + 81 => x = 3 Required difference = 7x – 6x = x = 3
In a 160 litres mixture of milk and water, the ratio of the milk to water is 4:1. If 28 litres mixture is taken out and replaced by same quantity of wat...
From a cask filled with wine, 108.75 liters are first drawn and replaced with water. From this mixture 87 liters are drawn and replaced with water. The ...
Quantity of water in a 450 litres mixture (alcohol + water) is 30 litres less than the quantity of alcohol in it. Find the quantity of water to be mixed...
In a mixture, the ratio of milk to water is 25:2. From this mixture, 27 litre is taken out and 35 lit of pure milk is added. Quantity of milk in final m...
99 ml of mixture ‘P’ contains milk and water in the ratio of 7:4, respectively is mixed with 30 ml of mixture ‘Q’ containing mil...
140 litres of mixture X contains acetone and glycerine in the ratio 5:9, respectively. 70 litres of the mixture is withdrawn and labelled as mixture Y a...
A recipe for a cake calls for 2.5 cups of milk and 3 cups of flour. With this recipe, a cake was baked using 14 cups of flour. How many cups of milk wer...
Two alloys are combined to create a new alloy. The first alloy contains 20% copper, and the second alloy contains 40% copper. If the resulting alloy has...
In the mixture of 84 liters, the ratio of milk and water is 5: 7. If this ratio is changed to 3: 5, then tell the amount of excess water (in liters) mix...
