5, 8, 6 and k occur with frequency 3, 2, 4, and 1 respectively and
MATHEMATICS
JAMB 2009
5, 8, 6 and k occur with frequency 3, 2, 4, and 1 respectively and have a mean of 5.7. Find the value of k?
- A. 4
- B. 3
- C. 2
- D. 1
Correct Answer: C. 2
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