Question:
At its year-end sale, a company sold calendars and diaries at the prices shown.
An equal number of calendars and diaries were sold. The company collected a total of $29 815 from the sale of calendars and diaries. How many calendars and diaries did the company sell in all?
Solution:
![P6 / Rosyth / 2019 / SA2 / Paper 2 – Q11 [4 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2020/07/P6_Rosyth_2019_Prelims_Paper2_Q11-Qns.jpg?resize=400%2C260&ssl=1)
![P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q29 [2 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/06/P6_SA2_2020_Catholic_High_Paper1_Q29-Qns.jpg?resize=400%2C227&ssl=1)