SOLUTION: Please help me solve this problem:Marlon has a mean score of 82 in 4 Statistics quizzes. Another 100 - item quiz will be given tomorrow. What should be Marlon’s score so that h

Algebra ->  Finance -> SOLUTION: Please help me solve this problem:Marlon has a mean score of 82 in 4 Statistics quizzes. Another 100 - item quiz will be given tomorrow. What should be Marlon’s score so that h      Log On


   

Question 1159082: Please help me solve this problem:Marlon has a mean score of 82 in 4 Statistics quizzes. Another 100 - item quiz will be given tomorrow. What should be Marlon’s score so that his mean score in the 5 quizzes will be 85?
Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
.

%284%2A82%2Bx%29%2F5 = 85


4*82 + x = 5*85


x = 5*85 - 4*82 = 97.      ANSWER

Solved.