2019 4marks CA1 P6 Paper2 River Valley

P6 / River Valley / 2019 / CA1 / Paper 2 – Q14 [4 marks]

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:

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