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17 April, 09:54

Three numbers are represented by 2x, 3x, and 4x. Find the value of x is the mean of the three numbers is 15

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  1. 17 April, 11:27
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    Sum = 2x + 3x + 4x = 9x

    Mean = 9x : 3 = 3x

    3x = 15

    x = 5

    Answer: x = 5
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