SOLUTION: Suppose that the mean score of a class of 34 students was 77. The 17 male students in the class had a mean score of 70. What was the mean score for the 17 female students? Round to

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Question 884536: Suppose that the mean score of a class of 34 students was 77. The 17 male students in the class had a mean score of 70. What was the mean score for the 17 female students? Round to 4 decimal places.
Answer by geetha_rama(94) About Me  (Show Source):
You can put this solution on YOUR website!
Let x be the mean score of female student
Hence
Total score of class = no: of male students * their mean score + female students* mean score
%2817%2A70%29%2B+%2817%2Ax%29+=+77%2A34
70%2Bx+=+77%2A2
x=154-70
=> x = 84
Mean score of female students = 84