Question:
A box of cookies was shared between Jesse and Linn in the ratio of 7 : 4. Linn then decided to share her portion of cookies with her younger brother in the ratio 5 : 3 while Jesse shared her portion of the cookies with her elder sister in the ratio of 4 : 3. Among the four of them, the smallest portion of cookies was 12 pieces. How many pieces of cookies were there in the box at first?
Solution:
![P6 / Tao Nan / 2019 / SA2 / Paper 2 – Q08 [3 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2020/07/P6_Tao_Nan_2019_Prelims_Paper2_Q08-Qns.jpg?resize=400%2C260&ssl=1)
![P6 / Maris Stella / 2019 / SA2 / Paper 2 – Q02 [2 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2020/06/P6_Maris_Stella_2019_Prelims_Paper2_Q02-Qns.jpg?resize=400%2C260&ssl=1)