Question:
Springfresh Laundry changes the washing of blankets and curtains as shown in the table below.
Nancy sent 12 kg of blankets and some curtains for washing. Being a member, Nancy got a $10 discount when her bill was above $100. She paid $266 in total. Find the mass of curtains Nancy sent for washing.
Solution:
![P6 / Catholic High / 2021 / SA2 / Paper 1
– Q19 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2022/05/P6_SA2_2021_Catholic_High_Paper1_Q19A-Qns.jpg?resize=400%2C260&ssl=1)