January 2023 maths paper 2 answers July 8, 2019 16 32 64 128 January 2023 csec maths paper 2 answers 3 sinf matematika javoblari 2022 3 sinf matematika masalalar javoblari 2022 3 sinf matematika javoblari 2022 5 bob 3 sinf matematika darslik 2021 javoblari