Question:
The total volume of grape juice in barrel A and barrel B is 7.4 L. The total volume of grape juice in barrel B and barrel C is 9.7 L. The volume of grape juice is barrel C is twice the volume of grape juice in barrel A. What is the average volume of grape juice in the three barrels?
Solution:
![P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q28 [2 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/06/P6_SA2_2020_Catholic_High_Paper1_Q28-Qns.jpg?resize=400%2C260&ssl=1)