Question
Let A be a 3 × 3 matrix such that |A ∣ =4. Then ∣
adj(adj(A)) ∣ equals:Solution
In a vessel the ratio of alcohol to water is 6:1. If 21 liter of mixture is taken out from the vessel and 1 liter water is added, then the ratio of alco...
A 120 litres mixture contains 40% milk and rest water. How much water should be added to the mixture, such that milk constitutes 25% of the resultant mi...
A mixture contains 100 litres milk and rest is water. When 50 litres milk and 30 litres water is added to the mixture, the ratio of milk to water become...
- A tank has a mixture of two chemicals A and B in the ratio 2:3. After adding 10 litres of A and 5 litres of B, the new ratio becomes 4:5. What was the orig...
A 360-liter mixture consists of milk and water in a 5:4 ratio. If 7.5% of the mixture is removed and replaced with the same amount of water, what is the...
640 litres of mixture ‘A’ contains milk and water in it. If mixture ‘A’ is mixed with 560 litres of mixture ‘B’ which contains water and sal...
Tank 1 contains 40 litres of a solution which is 35% alcohol. Tank 2 contains 60 litres of a solution which is 55% alcohol. Half of the liquid from Tank...
A mixture P, consisting of 648 ml, contains milk and honey in the ratio of 5:4. This is combined with another mixture Q, which has a milk to honey ratio...
150 litres of mixture (milk + water) contains 30% milk. When 'x' litres of milk and (x - 8) litres of water are added, the ratio of milk to water in the...
- A solution of milk and water has (x + 30) litres of milk, which is (x + 20) litres less than the water. If the water content is 100 litres, calculate the r...
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