Question:
Felicia drew three circles, A, B and C, to form a figure. The ratio of the area of circle A to the area of circle B to the area of circle C is 1 : 9 : 4. 1/4 of the area of circle A is shaded. What fraction of the figure is shaded?
Solution:
![P6 / ACS / 2018 / SA1 / Paper 2 – Q04 [2 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/05/P6_SA1_2018_ACS_Paper2_Q04-Qns.jpg?resize=400%2C260&ssl=1)
![P6 / Singapore Chinese Girls / 2019 / SA1 / Paper 2 – Q10 [3 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2020/05/P6_Singapore_Chinese_Girls_2019_SA1_Paper2_Q10-Qns.jpg?resize=400%2C164&ssl=1)