An instructor has graded 23 exam papers submitted by students in a class of 24 students, and the average so far is 75. (The maxi

Question

3 years ago

7

mum possible score is 100.) How high would the score on the last paper have to be to raise the class average by 1 point

1 answer:

DedPeter [7] · Answer 1 · 2022-02-08T17:59:59+03:00

6 0

Answer: The last paper has to be 99 over 100 to move the class average by 1 point

Step-by-step explanation:

total points on the 23 exams: 23*75 = 1725

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For 24 papers to average 76 points you need 24*76= 1824

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Score on the final paper would have to be (1824-1725) = 99