Question:
A bakery had the following promotions:
(a) Mr Pek wanted to buy 28 cupcakes using Promotion B. How much did he pay?
(b) Mrs Sun wanted to buy some cupcakes. She would have $5.20 by using Promotion B instead of Promotion A. How many cupcakes did Mrs Sun want to buy?
Solution:
![P6 / Nanyang / 2019 / CA1 / Paper 1 – Q05 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2022/04/P6_CA1_2019_Nanyang_Paper1_Q05-Qns.jpg?resize=400%2C260&ssl=1)
![P6 / Tao Nan / 2019 / SA2 / Paper 2 – Q14 [4 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2020/07/P6_Tao_Nan_2019_Prelims_Paper2_Q14-Qns.jpg?resize=400%2C260&ssl=1)