Question:
Box A when empty has a mass of 1.8 kg. It has a mass of 21.4 kg when it contains 8 identical packets of flour and 6 identical packets of salt. Each packet of flour has a mass of 2 kg 60 g. What is the mass of each packet of salt? Give your answer in kilograms.
Solution:
![P6 / Raffles Girls / 2019 / SA2 / Paper 1 – Q03 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2022/07/P6_SA2_2019_Raffles_Paper1_Q03-Qns.jpg?resize=400%2C260&ssl=1)
![P6 / River Valley / 2019 / SA2 / Paper 2 – Q06 [3 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2020/07/P6_River_Valley_2019_Prelims_Paper2_Q06-Qns.jpg?resize=400%2C260&ssl=1)