Question:
Lydia is k years old now. Mariam is 2 times as old as Lydia. Naya is 3 years younger than Mariam.
(a) What is Naya’s age now?
Express your answer in terms of k in the simplest form.
(b) Lydia will be 16 years old five years later. How old is Naya now?
Solution:
![P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q04 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/06/P6_SA2_2020_Catholic_High_Paper1_Q04-Qns.jpg?resize=400%2C260&ssl=1)
![P6 / Nan Hua / 2021 / SA2 /
Paper 1 – Q19 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2022/08/P6_SA2_2021_Nan_Hua_Paper1_Q19-Qns.jpg?resize=400%2C260&ssl=1)