Question
There is 150 litres of mixture of milk and water in a
jar. The ratio of quantity of milk to water in the jar is 5:4, respectively. If lsquo;xrsquo; litres of mixture is taken out from the jar then the difference between quantity of milk and water left in the jar is 15 litres. Find the value of lsquo;xrsquo;Solution
Let the quantity of milk and water left in the jar be 5a litres and 4a litres, respectively According to the question, 5a ndash; 4a = 15 =gt; a = 15 Therefore, quantity of mixture left in the jar = 5a + 4a = 9a = 135 litres Therefore, quantity of mixture taken out = 150 ndash; 135 = 15 litres =gt; x = 15
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