Question:
Three girls had 144 sweets altogether. Aileen gave some of her sweets to Betty and Betty’s sweets were doubled. Then, Betty gave some of her sweets to Catty and Catty’s sweets were doubled. As a result, the three girls had an equal number of sweets each. How many sweets did Betty have at first?
Solution:
![P6 / Maris Stella / 2020 / SA2 Prelims / Paper 1 – Q10 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/12/P6_SA2_2020_Maris_Stella_Paper1_Q10-Qns.jpg?resize=400%2C260&ssl=1)
![P6 / Nan Hua / 2020 / SA2 Prelims / Paper 1 – Q03 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2022/02/P6_SA2_2020_Nan_Hua_Paper1_Q03-Qns.jpg?resize=400%2C260&ssl=1)