SOLUTION: To receive a C grade, a student must average more than 77 but less than or equal to 85. If Ethan received a C in the course and had five grades of 74, 80, 73, 67, and 85 before ta

Algebra ->  Average -> SOLUTION: To receive a C grade, a student must average more than 77 but less than or equal to 85. If Ethan received a C in the course and had five grades of 74, 80, 73, 67, and 85 before ta      Log On


   



Question 1155534: To receive a C grade, a student must average more than 77 but less than or equal to 85. If Ethan received a C in the course and had five grades of 74, 80, 73, 67, and 85 before taking the final exam, what were the possible grades for his final if there were 6 100 points possible?
Found 2 solutions by josgarithmetic, greenestamps:
Answer by josgarithmetic(39630) About Me  (Show Source):
Answer by greenestamps(13209) About Me  (Show Source):
You can put this solution on YOUR website!


77+%3C+%2874%2B80%2B73%2B67%2B85%2Bx%29%2F6+%3C=+85

462+%3C+74%2B80%2B73%2B67%2B85%2Bx+%3C+520

Do the calculations to finish the problem; remember that the maximum score possible is 100.