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olasank [31]
2 years ago
5

If Anna's test grades are 66, 90, and 99, what is her test average?

Mathematics
2 answers:
marysya [2.9K]2 years ago
4 0

Answer:

90 because it is the mean

skad [1K]2 years ago
4 0

Answer: it’s 83%

Step-by-step explanation: you add them up and divide by 3

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                  -------------------

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