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PLEASE HELP! Tamara knows that the arithmetic mean of her five quiz scores is 95%. However, she has misplaced one of these quizzes. The ones she can find have scores of 100%, 100%, 99% and 98%. What is
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Nov 14, 2021
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PLEASE HELP! Tamara knows that the arithmetic mean of her five quiz scores is 95%. However, she has misplaced one of these quizzes. The ones she can find have scores of 100%, 100%, 99% and 98%. What is her score on the misplaced quiz?
Mathematics
middle-school
Pepo
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Is there a picture to go with this question or this is it
Yesika
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Nov 15, 2021
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78%
Step-by-step explanation:
100+100+99+98+x=397+x
(397+x)/5=95
397+x=475
x=78%
Zaje
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Nov 17, 2021
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