These suggested solutions to the 2019 O-Level A Mathematics Paper 1 were prepared by Mr Alvin Yeo, principal tutor at The Annexe Project. Each question is presented with full working and clear steps, aligned with O-Level marking standards to support students in identifying key methods and improving accuracy.
This material is part of the support provided in O-Level A Math tuition. Students are encouraged to complete the paper independently before using the solutions for review. While care has been taken to ensure accuracy, Mr Alvin Yeo does not accept liability for any errors.
Solutions to Paper 2 are also available.
















