In a vessel, there Is a mixture of apple, orange and mango juices In the ratio of 3 : 5 : 4 respectively. A quantity of 12 litres from the mixture Is replaced by 8 litres of apple juice. Thereafter the quantities of apple and orange juices In the resultant mixture become same. Find out the Initial quantity of mixture In the vessel.

• A. 76 litres
• B. 65 litres
• C. 60 litres
• D. 80 litres