Question:
The graph below shows the charges of a delivery company for the first 10 kilograms of parcels.
(a) How much does the company charge for every additional kilogram of a parcel after the first 2 kilograms?
(b) Mark wants to send a parcel with a mass of 20 kilograms. How much must he pay for the delivery charges?
Solution:
![P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q10 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/06/P6_SA2_2020_Catholic_High_Paper1_Q10-Qns.jpg?resize=400%2C260&ssl=1)
![P6 / Catholic High / 2021 / SA2 / Paper 1
– Q09 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2022/05/P6_SA2_2021_Catholic_High_Paper1_Q09-Qns.jpg?resize=400%2C260&ssl=1)