Question:
Three classes collected papers for recycling. 6A collected 4x kg, which is half of what 6B collected. 6B collected 5 kg more than 6C. How many kg of papers did they collect altogether?
Give your answer in terms of x in the simplest form.
Solution:
![P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q27 [2 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/06/P6_SA2_2020_Catholic_High_Paper1_Q27-Qns.jpg?resize=400%2C260&ssl=1)
![P6 / Catholic High / 2020 / SA2 Prelims / Paper 2 – Q01 [2 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/06/P6_SA2_2020_Catholic_High_Paper2_Q01-Qns.jpg?resize=400%2C260&ssl=1)