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22 March, 22:34

Three consecutive even numbers have a sum where one half of that sum is between 90 and 105. Write an inequality to find the the three numbers. Let n represents the smallest even number. Solve the inequality

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  1. 22 March, 22:56
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    90 < [ (n + n + 2 + n + 4) / 2] < 105

    90 < (3n + 6) / 2 < 105

    3n + 6 > 180 and 3n + 6 < 210

    n > 58, n < 68

    58 < n < 68 answer
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