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David’s scores on the first three of four 100-point math tests were 86, 92, and 89. What score does he need on his fourth math test to ensure an average score of at least 90?

2 Answers

2 votes
95 is your answer to your question
User Erotavlas
by
8.3k points
3 votes
The answer is 93.

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User Ara Yaghsizian
by
8.5k points

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