math

At a concert there are 3 times as many
women as men. 3/5 of the men and 1/3 of the women wear glasses. There are 120 more women wearing glasses than men wearing glasses .How many people are at the concert?

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asked by Alicia
  1. number of men --- x
    number of men --- 3x

    men wearing glasses = (3/5)x
    number of women wearing glasses = (1/3)(3x) = x

    x - (3/5)x = 120
    times 5
    5x - 3x = 600
    2x = 600
    x = 300

    people at concert = x + 3x = 4x
    = 1200

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    posted by Reiny

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