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27 July, 14:07

Tom had the following scores on math tests: 91, 95, 87 and 83. He has one more test this marking period. What is the lowest grade he can receive if he hopes to raise his average above 90?

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  1. 27 July, 14:32
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    94 or 95

    Step-by-step explanation:

    91 + 95 + 87 + 83 = 356

    356/4 = 89

    average so far is 89

    356 + 94 = 450

    450/5 = 90

    356 + 95 = 451

    451/5 = 90.2
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