Question:
A box of 3 pencils cost $6 and a packet of 4 notebooks cost $8. During a sale, there was a 10% discount on the pencils and 20% discount on the notebooks. Emery bought an equal number of pencils and notebooks and saved $36.
(a) How many notebooks did Emery buy altogether?
(b) How much in total did Emery pay for the pencils and notebooks during the sale?
Solution:
![P6 / Maris Stella / 2019 / SA2 / Paper 2 – Q06 [3 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2020/06/P6_Maris_Stella_2019_Prelims_Paper2_Q06-Qns.jpg?resize=400%2C260&ssl=1)
![P6 / CHIJ / 2019 / SA2 / Paper 2 – Q01 [2 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2020/06/P6_CHIJ_2019_Prelims_Paper2_Q01-Qns-scaled.jpg?resize=400%2C260&ssl=1)