Niccolò Machiavelli, a seminal figure in political philosophy, first used the term 'State' to describe the centralization of power within a governed entity. His works profoundly influenced the development of political science and the study of statecraft.
A man has 20 liters of pure alcohol. To make a 75% profit while selling it at the original cost price of alcohol, how many liters of water should he mix...
In what ratio coffee at 315 Rs/kg should be mixed with the coffee at 355 Rs/kg so that after mixture its rate become 330 Rs/kg if the quantity of 1st ty...
55 litres of a solution contains alcohol and water in the ratio 2:3. Water is added in the solution. The new mixture has a ratio of alcohol and water as...
A mixture contains alcohol and water in the ratio of 3:2. If 15 liters of water is added to the mixture, the ratio becomes 3:5. Find the initial quantit...
A mixture weighing 600 grams consists of sand and cement in a ratio of 3:7. If an additional 20 grams of sand and 80 grams of cement are added to it, wh...
A 220-litre mixture contains petrol and water, only in ratio 6:5, respectively. How much water should be added in the mixture so that the quantity of wa...
The ratio of Petrol and Diesel in the container is 3:2 when 20 litres of the mixture is taken out and is replaced by the diesel. The ratio becomes 2:3. ...
The diluted wine contains only 8 liters of wine, and the rest is water. A new mixture whose concentration is 30%, is to be formed by replacing wine. How...
A container has 60 liters of a mixture of milk and water in the ratio of 3:2. How many liters of water should be added to make the ratio 2:3?
84 ml of mixture ‘P’ contains milk and water in the ratio of 7:5, respectively is mixed with 27 ml of mixture ‘Q’ containing milk and water in t...
