Question
Fri February 17, 2012 By: Shivali Bansal

pls answer this question

Expert Reply
Sat February 18, 2012
Mean marks of 8 students = 65
Total marks scored by 8 students = 65 x 8 = 520
Sum of scores of 7 students =60 + 70 + 55 + 50 + 60 + 65 + 85 =  445
Therefore, the score of the 8th student = 520 - 445 = 75
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