Mathematics, 14.01.2021 05:00, nunnielangley0

Samantha has test grades of 86, 88, and 78 on her first three math tests. If she wants an average of at least 80
after the fourth test, what possible scores can she earn
on the fourth test?

Answers: 1

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Samantha has test grades of 86, 88, and 78 on her first three math tests. If she wants an average o...