SOLUTION: if 19 people get 70% on a test of 100 points what would the 20th persons percent need to be to raise the class average by 1 %

SOLUTION: if 19 people get 70% on a test of 100 points what would the 20th persons percent need to be to raise the class average by 1 %

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Question 1145586: if 19 people get 70% on a test of 100 points what would the 20th persons percent need to be to raise the class average by 1 %
Answer by ikleyn(52835) (Show Source): You can put this solution on YOUR website!
.


 = 71.


Solve for x.


It will be your answer.

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