Cases dealing with an organizations experiences and efforts to solve problems are described as:

1 A vessel contains 20 litres of acid. 4 litres of acid is taken out of the vessel and replaced by the same quantity of water. Next 4 litres of the mixture are with, drawn, and again the vessel is filled with the same quantity add left in the vessel with t 2 Two trains of length 100 m and 80 m respectively run on parallel lines of rails. When running in the same direction the trains pass each other in 18 s, but when they are running in opposite directions with the same speeds as earlier, they pass each other 3 Three persons started to complete a project for Rs. 1,600. The first person can complete the project in 8 days, the second person in 12 days and the third person in 16 days. They complete the project together with the help of a fourth person in 3 days. 4 If the MAX_SIZE is the size of the array used in the implementation of circular queue, assume array index start with O, front points towards the first element in the queue, and rear points towards the last element in the queue. Which of the following cond 5 An empty vessel was first filled with alcohol. When the vessel got 1/4th empty, it was filled with spirit. Again, when the vessel got 1/3rd empty, it was filled with alcohol. Again when the vessel got 1/5th empty, it was filled with spirit. Find the perce