Question:
Weiling took part in a Mathematics quiz which consist of 60 questions. For every correct answer, 3 marks would be awarded. For every wrong answer, 2 marks would be deducted. Weiling answered all the questions and scored a total of 140 marks for the quiz. How many questions did she answer correctly?
Solution:
![P6 / Nan Hua / 2021 / SA2 /
Paper 2 – Q15 [3 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2022/08/P6_SA2_2021_Nan_Hua_Paper2_Q15-Qns.jpg?resize=400%2C260&ssl=1)
![P6 / Maha Bodhi / 2019 / SA1 / Paper 2 – Q06 [3 marks]](https://i0.wp.com/sgprimaths.com/wp-content/uploads/2020/04/P6_MahaBodhi_2019_SA1_Paper2_Q06-Qns.jpg?resize=400%2C256&ssl=1)