JAMB Mathematics 2013 Objective — Question 42
Question 42 of 50 from the Joint Admissions and Matriculation Board (JAMB) Mathematics 2013 Objective paper, with the correct answer and a full explanation.
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Find the mean of t+2, 2t−4, 3t+2 and 2t.
- A. A. 2t+1Correct
- B. B. t C. t+1
- C. C. 1D. 2t
- D. D. 2t
Explanation
Mean=(t+2+2t−4+3t+2+2t)/4=(8t)/4=2t. Answer D: 2t.
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