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7 September, 18:52

The 5 positive integers a, a, a, b, and c have an average of a. What is the value of (b+c) / 2?

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  1. 7 September, 19:06
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    We are given that a+a+a+b+c=5a=a+a+a+a+a

    subtract a+a+a from both sides, then

    b+c=a+a

    divide by two,

    (b+c) / 2 = (a+a) / 2=a
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