Question:
Mr Ng had a total of 208 apples and pears at first. The ratio of the number of apples to the number of pears was 8 : 5 at first. After he bought some apples, the ratio of the number of apples to the number of pears then became 7 : 4. How many apples did he buy?
Solution:
![P6 / Henry Park / 2019 / SA2 / Paper 2 – Q07 [3 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2020/06/P6_Henry_Park_2019_Prelims_Paper2_Q07-Qns.jpg?resize=400%2C260&ssl=1)
![P6 / Nan Hua / 2021 / SA2 /
Paper 1 – Q21 [2 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2022/08/P6_SA2_2021_Nan_Hua_Paper1_Q21-Qns.jpg?resize=397%2C249&ssl=1)