![P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q20 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/06/P6_SA2_2020_Catholic_High_Paper1_Q20-Qns.jpg?resize=400%2C149&ssl=1)
1mark 2020 Catholic High P6 Paper1 SA2
P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q20 [1 mark]
Question: Name the two lines that are perpendicular to each other. Solution:
Category: 1mark
![P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q19 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/06/P6_SA2_2020_Catholic_High_Paper1_Q19-Qns.jpg?resize=400%2C260&ssl=1)
1mark 2020 Catholic High P6 Paper1 SA2
P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q19 [1 mark]
Question: Refer to the figure below to answer questions 19 and 20. Name the two lines that are parallel to…
![P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q18 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/06/P6_SA2_2020_Catholic_High_Paper1_Q18-Qns.jpg?resize=400%2C181&ssl=1)
1mark 2020 Catholic High P6 Paper1 SA2
P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q18 [1 mark]
Question: Find the value of 10k/4 – 2k + 3 when k = 10. Solution:
![P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q17 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/06/P6_SA2_2020_Catholic_High_Paper1_Q17-Qns.jpg?resize=400%2C143&ssl=1)
1mark 2020 Catholic High P6 Paper1 SA2
P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q17 [1 mark]
Question: Express 0.7% as a fraction. Solution:
![P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q16 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/06/P6_SA2_2020_Catholic_High_Paper1_Q16-Qns.jpg?resize=400%2C260&ssl=1)
1mark 2020 Catholic High P6 Paper1 SA2
P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q16 [1 mark]
Question: Measure and write down the size of ∠z in the figure. 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)
1mark 2020 Catholic High P6 Paper1 SA2
P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q10 [1 mark]
Question: A tank was filled with 65 L of water at 08 00. Water flowed out of the tank from…
![P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q09 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/06/P6_SA2_2020_Catholic_High_Paper1_Q09-Qns.jpg?resize=400%2C260&ssl=1)
1mark 2020 Catholic High P6 Paper1 SA2
P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q09 [1 mark]
Question: In the figure, AB and CD are straight lines. Find ∠k. Solution:
![P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q08 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/06/P6_SA2_2020_Catholic_High_Paper1_Q08-Qns.jpg?resize=400%2C260&ssl=1)
1mark 2020 Catholic High P6 Paper1 SA2
P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q08 [1 mark]
Question: 3/10 of the seats in an aeroplane are business class seats while the rest are economy class seats. 3/5…
![P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q07 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/06/P6_SA2_2020_Catholic_High_Paper1_Q07-Qns.jpg?resize=400%2C260&ssl=1)
1mark 2020 Catholic High P6 Paper1 SA2
P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q07 [1 mark]
Question: A group of pupils ran in a race. The table shows the number of pupils with the following times…
![P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q06 [1 mark]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2021/06/P6_SA2_2020_Catholic_High_Paper1_Q06-Qns.jpg?resize=400%2C260&ssl=1)
1mark 2020 Catholic High P6 Paper1 SA2
P6 / Catholic High / 2020 / SA2 Prelims / Paper 1 – Q06 [1 mark]
Question: What is the price of a laptop after adding 7% GST? Solution: