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12 August, 02:40

At a concert, 2/5 of the people were men. there were 3 times as many women as children. if there were 45 more men than children how many people were at the concert

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  1. 12 August, 04:23
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    People: p

    men: 2/5 p

    children: c

    women: 3c

    men: 2/5 p = c+45

    people = m+w+c = 2/5 p + 3c + c

    so, p = 2/5 p + 4c

    3/5 p = 4c

    2/5 p = c+45

    c=27

    p=180

    180 people at the show.

    so, women=81

    men=72
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