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 / Nan Hua / 2021 / SA2 /
Paper 1 – Q16 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2022/08/P6_SA2_2021_Nan_Hua_Paper1_Q16-Qns.jpg?resize=400%2C128&ssl=1)