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 / South View / 2020 / SA2 Prelims / Paper 2 – Q07 [3 marks] Reader Submission #29](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/07/ReaderSub_29-Qns.jpg?resize=400%2C234&ssl=1)
![P6 / Nan Hua / 2020 / SA2 Prelims / Paper 1 – Q13 [2 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2022/02/P6_SA2_2020_Nan_Hua_Paper1_Q13-Qns.jpg?resize=400%2C260&ssl=1)