Question:
A shop owner sold 3 times as many shirt as dresses last month. The total amount collected was $1980. She collected $720 more from the sale of the shirts than from the sale of the dresses. A dress cost $12 more than a shirt. Find the cost of a dress.
Solution:
![P6 / Maris Stella / 2020 / SA2 Prelims / Paper 2 – Q07 [3 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/12/P6_SA2_2020_Maris_Stella_Paper2_Q07-Qns.jpg?resize=400%2C260&ssl=1)
![P6 / Ai Tong / 2020 / SA2 Prelims / Paper 1 – Q03 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/08/P6_SA2_2020_Ai_Tong_Paper1_Q03-Qns.jpg?resize=400%2C260&ssl=1)