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Erika has received scores of 82, 87, 93, 95, 88, and 90 on math quizzes. What score must Erika get on her next quiz to have an average of 90?
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1 vote
Erika has received scores of 82, 87, 93, 95, 88, and 90 on math quizzes. What score must Erika get on her next quiz to have an average of 90?

User DreamOfMirrors
by
7.4k points

2 Answers

6 votes
Her score is 85 the pattern is 5
User Stefan Warminski
by
8.2k points
3 votes
82+87+93+95+88+90= 535
535+95= 63
630\7 = 90
So, she needs to get a 95 on her next quiz
User Ronny
by
7.8k points
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