A digital signature in public key cryptography is used to verify the integrity and authenticity of data. It ensures that the data has not been altered and that it was indeed generated by the claimed sender. This is achieved by using the sender's private key to sign the data.
A container contains Alcohol and water in ratio of 7:3 and Capacity of Container is 80 lit. If half of the Container is replaced with 13 lit of water th...
A container initially holds 120 litres of pure alcohol. First, 18 litres of alcohol is removed and replaced with an equal quantity of water. Then, 18 li...
A chemical plant produces two types of solutions, Solution X and Solution Y, which it combines to create a final product. The details are as follows:
A mixture of milk and water contains 30% water. On adding 18 litres of water, the quantity of milk becomes 50% more than that of water. Find the initial...
A 300 litres mixture of milk and water contains 50% milk. How much water should be added to the mixture to make the quantity of water 70% of the total m...
Two equal vessels A and B contain 70% of milk and 60% of milk respectively and the remaining sugar. In which 30 kg of mixture is taken out from vessel A...
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...
The Jar contains only 8 litres of milk and the rest is water. A new mixture in which concentration of milk is 30%, is to be formed by replacing the Jar ...
A mixture contains ‘X’ liter milk and ‘Y’ liter water. If 30 liter of mixture is taken out and replaced with water, then the quantity of milk an...
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...
