Question:So,far Michael has earned the following scores on five 100-point tests this semester: 72, 94, 85, 83, 97. What score must he earn on the sixth 100-point test of the semester if he wants to make an 88 point average for the six tests?


Answer Choices
A. 88
B. 100
C. 97
D. 85
E. He cannot make a average of 88

My Answer:
E. He cannot make a average of 88

72+83+85+94+97= 431
431/6= 71.83

2 answers

points so far: 72+94+85+83+97 = 431
points needed: 6*88 = 528

Points needed on 6th exam: 528-431 = 97
The answer is 97