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23 September, 05:10

On your first four science tests, you score 82, 76, 88, and 84. What score must you get on the fifth test to get a mean score of 80?

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  1. 23 September, 08:53
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    70+76+82+84+88 = 400/5 = 80

    The score of the fifth test would have to be 70.
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