Question
There were a total of 40 questions in a Science quiz. 6 marks were awarded for each correct answer and 2 marks were deducted for each wrong answer. Jean answered all the questions and scored 112 marks. How many less wrong answers than correct answers did she answer?
4 m

Click button first when a symbol is required. X

There were a total of 40 questions in a Science quiz. 6 marks were awarded for each correct answer and 2 marks were deducted for each wrong answer. Jean answered all the questions and scored 112 marks. How many less wrong answers than correct answers did she answer?