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Mathematics, 09.01.2021 17:30 s11632270

. Adam's average (arithmetic mean) on four tests is 80. Which of the following CANNOT be the number of tests on which he earned exactly 80 points? (A) 1 (B) 2 (C) 3 (D) 4

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. Adam's average (arithmetic mean) on four tests is 80. Which of the following CANNOT be the number...
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