Subject: General Aptitude · Chapter: Ratio and Proportion · Exam: 2008 · Marks: · Difficulty:
Three equal jugs are filled with a mixture of milk and water. The proportion of milk and water in each glass is in the ratio 1 : 2, 2 : 3 and 3 : 4. The contents of the three jugs are emptied into a single vessel. What is the proportion of milk and water in it?
Answer
Answer (as printed):
Explanation
Let the volume of each jug be x litres. Then, x 2x milk in 1st glass = litres ; water in 1st glass = litres ; 3 3 2x 3x milk in 2nd glass = litres ; water in 2nd glass = litres ; 5 5 3x 4x milk in 3rd glass = litres ; water in 3rd glass = litres. 7 7 x 2x 3x 122 Total milk in final mixture = + + litres = litres. 3 5 7 105 2x 3x 4x 193 Total water in final mixture = + + litres = litres. 3 5 7 105 122 193 \ Required ratio of milk and water = : = 122 : 193. 105 105
Explanation as extracted from the printed page; notation may be imperfect.