Question:
Mabel used white dots, grey dots and sticks to form figures that follow a pattern. The first four figures of the pattern are shown below.
The table below shows the number of white dots, black dots and sticks used for each figure.
a) Fill in the table for Figure 5.
b) How many white dots are there in Figure 50?
c) What is the total number of sticks in Figure 50?
Solution:
![P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q26 [2 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/06/P6_SA2_2020_Catholic_High_Paper1_Q26-Qns.jpg?resize=400%2C260&ssl=1)
![P6 / Nan Hua / 2019 / SA2 / Paper 2 – Q01 [2 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2020/07/P6_Nan_Hua_2019_Prelims_Paper2_Q01-Qns.jpg?resize=400%2C260&ssl=1)