1mark 2018 ACS P6 Paper1 SA1 P6 / ACS / 2018 / SA1 / Paper 1 – Q06 [1 mark] Question: The mass of 3 identical books is shown on the weighing scale below. What is the mass of 1 book? Solution: Similar Posts P6 / Ai Tong / 2020 / SA2 Prelims / Paper 1 – Q03 [1 mark] P6 / River Valley / 2019 / CA1 / Paper 1 – Q21 [2 marks]