SOLUTION: Stephanie's average after 9 tests is 86. The class is told that their lower test result will be dropped. Stephanie drops her 62. What is her new average?
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Question 961564: Stephanie's average after 9 tests is 86. The class is told that their lower test result will be dropped. Stephanie drops her 62. What is her new average? Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! Stephanie's average after 9 tests is 86. The class is told that their lower test result will be dropped. Stephanie drops her 62. What is her new average?
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Equation:
New Average = (9*86 + 62)/10 = 836/10 = 83.6
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Cheers,
Stan H.
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