Question:
In a Sports Meet, the ratio of the number of runners in the Blue Team to the Red Team is 3 : 5. The ratio of the number of runners in the Yellow Team to the Blue Team is 3 : 4. There are 66 more runners in the Red Team than the Yellow Team. How many runners are there altogether?
Solution:
![P6 / ACS / 2020 / SA2 Prelims / Paper 1 – Q04 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/05/P6_SA2_2020_ACS_Paper1_Q04-Qns.jpg?resize=400%2C260&ssl=1)
![P6 / Nanyang / 2020 / SA2 Prelims / Paper 2 – Q13 [4 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2020/11/P6_Nanyang_2020_SA2_Paper2_Q13-Qns.jpg?resize=400%2C260&ssl=1)