Question
Let A be a 3 × 3 matrix such that |A ∣ =4. Then ∣
adj(adj(A)) ∣ equals:Solution
A Vessel if full of milk, 7 litre of milk is taken out and replaced by water. This process is repeated once more, find the initial amount of milk in the...
A mixture consisting of 360 liters contains petrol and diesel in a ratio of 5:4, respectively. After removing 7.5% of the mixture and replacing it with ...
In a blend of milk and water, the milk's quantity exceeds the water's by 37 ml. After 75% of this mixture is removed and 10.75 ml...
A mixture (acetone and water) contains 40% acetone and rest 96 litres water. How much acetone should be added to the mixture to make the ratio of aceton...
Mixture X has acid and petrol in the ratio 11:9. Mixture Y has 25% acid, the rest water. If 36 litres of mixture X is blended with 24 litres of mixture ...
A 400 ml mixture consists of 30% alcohol. Find how much alcohol must be added so that alcohol makes up 50% of the new mixture.
A mixture is made up of milk and honey in the ratio of 8:5, where the amount of milk exceeds the amount of honey by 60 liters. De...
In a mixture of 12 liters containing vinegar and Soya sauce, the vinegar constitutes 25% of the mixture. After removing 4 liters of this mixture, 10 lit...
165 litres of Mixture ‘A’ (water + alcohol) contains 30% water and remaining alcohol while 119 litres of mixture ‘B’ (milk + water) contains 20 ...
A mixture of milk and water contains 40% water. On adding 15 litres of water, the quantity of milk becomes 20% more than that of water. Find the initial...
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