Solve the problem.An average score of 90 for 5 exams is needed for a final grade of A. John's first 4 exam grades are 79, 89, 97, and 95. Determine the grade needed on the fifth exam to get an A in the course.
A. 95
B. 100
C. 85
D. 90
Answer: D
Mathematics
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A. Yes; yes B. Yes; no C. No
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