BECE Mathematics 2023 Objective — Question 108
Question 108 of 120 from the Basic Education Certificate Examination (Junior WAEC) (BECE) Mathematics 2023 Objective paper, with the correct answer and a full explanation.
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If 9 is the mean of the following set of numbers 1, 2, x, 11, 13, 14, find the value of x.
- A. 5
- B. 7
- C. 9
- D. 13Correct
- E. 15
Explanation
Sum = 9 × 6 = 54. 1 + 2 + 11 + 13 + 14 = 41, so x = 54 − 41 = 13.
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