Multiple choice

Following are the scores of 8 students in maths test: 25, 21, 29, 30, 26, 24, 23, 21 Find the average score.

  1. 17.81

  2. 21.47

  3. 24.87

  4. 28.49
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C Correct answer
Explanation

Sum = 25 + 21 + 29 + 30 + 26 + 24 + 23 + 21 = 199. Average = 199 / 8 = 24.875.

AI explanation

To find the average score, first sum the scores of the eight students: 25 + 21 + 29 + 30 + 26 + 24 + 23 + 21 = 199. Using the basic average formula, divide this total by the number of students to get 199 / 8. This calculation yields an average score of 24.875, which rounds to 24.87.

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