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If the mean of (X - …

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If the mean of (X - 5Y), (X - 3Y), (X + Y),(X + 3Y) and (X + 5Y) is 12...now find the value of X..?

    • Posted by Army Blink 4 years, 5 months ago

    CBSE > Class 10 > Mathematics
    • 1 answers

    Adithya Dev A 4 years, 5 months ago

    Mean = (X - 5Y + X - 3Y + X + Y + X + 3Y + X + 5Y) / 5 = X + X + X + X + X + Y /5 = 12. 5X + Y / 5 = 12. 5X + Y = 60. 5X = 60 - Y. X = 60 - Y / 5//.

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