MathematicsStatisticsJAMB
A student scores 60, 70 and 80 in three tests weighted 1, 2 and 2. Find the weighted mean score.
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Answer: B. 72
(60 × 1 + 70 × 2 + 80 × 2)/5 = 360/5 = 72.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.