Question:
A fruit seller put some apples and oranges into Box A and Box B. The ratio of the number of fruits in Box A to the number of fruits in Box B is 8 : 5. The ratio of the number of apples to the number of oranges in Box A is 1 : 3. 7/10 of the fruits in Box B are apples and there are 72 oranges in Box A. Find the number of oranges in Box B.
Solution:
![P6 / CHIJ / 2020 / SA2 Prelims / Paper 1 – Q24 [2 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/08/P6_SA2_2020_CHIJ_Paper1_Q24-Qns.jpg?resize=400%2C260&ssl=1)
![P6 / Maris Stella / 2020 / SA2 Prelims / Paper 1 – Q28 [2 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/12/P6_SA2_2020_Maris_Stella_Paper1_Q28-Qns.jpg?resize=400%2C260&ssl=1)