SOLUTION: A student scores a 72 out of a 100. The maximum score on a test is 100. What score does the student need inorder to maintain an average of 81?

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Question 601628: A student scores a 72 out of a 100. The maximum score on a test is 100. What score does the student need inorder to maintain an average of 81?
Answer by veronica1289(7) About Me  (Show Source):
You can put this solution on YOUR website!
The answer is 90 because:
72 + 90 = 162
162 divided by two is 81
hope this helps!