Question: 135 liters of a mixture of milk and water contains in the ratio 3 : 2 . how much water should now be added so that the ratio of milk and water becomes 3 : 4 ?
A) 12 liters
B) 32 liters
C) 41 liters
D) 54 liters
E) 34 liters
Correct answer: D
Grade: 7 | Topic: Ratios and proportions | Difficulty: Hard | Standard: 7.RP.A.2