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Algebra 1

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following the guidelines of the food and drug administration dale tries to eat at least 5 servings of fruit each day. For the first six days of one week, she had 4,5,4,5, 4, and 4 servings. How many servings of fruit should Dale eat on Saturday to average at least 5 sevings pers day for the week?

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  • Algebra 1 - ,

    you will need the following to be true ...
    (4+5+4+5+4+4+x)/7 = 5
    26 + x = 35
    x = 9

    check, the average of 4,5,4,5,4,4, and 9 is
    (4+5+4+5+4+4+9)/7 = 5

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