Question:
The ratio of the number of twenty-cent coins to the number of one-dollar coins in a box is 9 : 5. There are 104 more twenty-cent coins than one-dollar coins. What is the difference between the value of the twenty-cent coins and the one-dollar coins?
Solution:
![P6 / Catholic High / 2019 / SA1 / Paper 2 – Q13 [5 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2020/03/P6_Catholic_2019_SA1_Paper2_Q13-Qns.jpg?resize=400%2C260&ssl=1)
![P6 / Nanyang / 2019 / CA1 / Paper 1 – Q17 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2022/04/P6_CA1_2019_Nanyang_Paper1_Q17-Qns.jpg?resize=400%2C179&ssl=1)