Level 3
There were a total of 61 questions in a Science quiz. 4 marks were awarded for each correct answer and 1 marks were deducted for each wrong answer. Cathy answered all the questions and scored 104 marks. How many more correct answers than wrong answers did she answer?
Level 3
There were a total of 88 questions in a Maths test. 10 marks were awarded for each correct answer and 2 marks were deducted for each incorrect answer or each incomplete answer. Betty could not complete all the questions in time and left the last 11 questions blank. She scored 472 marks. How many more correct answers than wrong answers did she answer?
Level 3
38 Primary 5 pupils and 35 of Primary 6 pupils went on a school learning journey. The number of Primary 6 girls was 2 times the number of Primary 5 girls, and there were 17 more Primary 5 boys than Primary 6 boys. How many more Primary 6 girls than Primary 6 boys went on the learning journey?
