The marks obtained by 15 students in a class test are: 0, 5, 4, 8, 9, 7, 5, 7, 8, 7, 5, 2, 2, 6 and 10. Find the average score obtained by the students.

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• A 6.67
• B 10
• C 5.67
• D 15

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Answer: C. 5.67

The sum of all marks = 85. Average = Total sum / Number of students = 85 / 15 = 5.67 (approx). Therefore, the average score is 5.67.

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